\nHere at Volume, we work with the best partners to make decentralized finance protocols valuable. We solve problems of protocol utility, governance, and growth for the leading DeFi protocols. From our team effort, we are able to drive massive growth of user transactions and the launch of the protocol economy. If a protocol fails to attract user activity, token value falters and innovation will flow away from the network. \n\n\nVolume delivers software tools and user experiences that increase protocol token utility and community engagement, measured by protocol transaction volume growth. The Volume team’s interests are the protocol interests: Growth of user transactions.\n\n\nVolume's investors include Curve, Solana, SimplyVC, and many others.\n\n\nWe are always looking for individuals who desire a high-impact, high-visibility role within a company that is making crypto and decentralized protocols valuable. \n\n\nAs Senior Back-End Engineer, you will be responsible for the backend infrastructure, performance, stability, and scaling of user-facing dApps. You will work closely with smart contract, protocol, and frontend engineers as well as DeFi strategists and will be bridging the constraints posed by web-scale applications and blockchain technology. As an early employee you will be a critical part of our core team and significantly influence the company's direction.\n\n\n\nResponsibilities\n* Build services critical to our dApps using Javascript or Python.\n* Write production-ready scripts based on requirements and draft scripts in Javascript or Python.\n* Add new functionality to Volume’s Python and Javascript SDKs. \n* Maintain the backend infrastructure for Volume’s Defi dApps and Bots. \n* Maintain services and scripts for the marketing team infrastructure with Mixpanel, Storyblock, and Discourse.\n* Write high-quality, reusable, and well-tested code in order to meet our company goals.\n* Demonstrate security and secret management across numerous services. \n\n\n\nRequirements\n* Excellent JavaScript skills \n* Excellent Python skills\n* Good Rust skills\n* Proficient knowledge of Go \n* Degree in Computer Science\n* Experience with Node.js, Docker, DBMS technology including postgresSQL and SQLlite and caching mechanisms such as Redis, Memcache  \n* Familiarity with blockchain governance or enthusiasm to learn.\n* Team player and are comfortable reviewing others' code and implementing feedback from others on your work.  \n* Exceptional communication skills. \n* Comfortable with asynchronous written communication, synchronous video calls, pair programming, etc.  \n\n\n\n\n$175,000 - $250,000 a year\n\nAbout Volume:\n\n\nVolume is a dynamic start-up company, and our successful candidate must have the ability and desire to work in a fast-paced environment. As a distributed team, we hire anywhere in the world, and at various levels of experience (entry, senior, staff). We look for people with unique perspectives and diverse backgrounds.\n\n\nVolume is an equal opportunity employer committed to a diverse workplace. All applicants will be considered equally without regard to race, color, ethnicity, veteran status, religion, national origin, marital status, political affiliation, age, sex, sexual orientation, gender identity, disability status, membership in an organization, or any other non-merit factors.\n\n\nWe sponsor H1B visa professionals. We have a great benefits package, including parental leave, contributions to your retirement, competitive pay, and unlimited time off. For U.S.-based employees, we also provide platinum-level health, dental, and vision coverage for you and your family. \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Crypto, Python, JavaScript, Finance, Senior, Marketing, Engineer and Backend jobs that are similar:\n\n $70,000 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nRemote Global

SORAMITSU is an award-winning global financial technology company with expertise in developing blockchain-based solutions for digital asset and identity management. Our mission is to use blockchain to promote innovation and solve pressing societal challenges.SORAMITSU is the developer of and major contributor to the open-source blockchain platform Hyperledger Iroha, which is tailored for enterprise and public-sector use. Hyperledger Iroha, a project of Hyperledger Foundation, part of the Linux Foundation, has a permissions system that is scalable and performant.Utilizing blockchain, SORAMITSU has developed a digital currency for the National Bank of Cambodia, a CBDC Proof-of-Concept with the Bank of the Lao PDR, a closed-loop payment system for the University of Aizu in Japan, an identity verification system prototype for Bank Central Asia in Indonesia, we were finalists in the Monetary Authority of Singapore CBDC Challenge, and are currently participating in Asia-Pacific's first proof-of-concept test of a cross-border, multi-currency security settlement system using distributed ledger technology with the Asian Development Bank. We have also conducted proof-of-concept tests for several major Japanese enterprises, and are active contributors to open source projects, such as Klaytn, South Korea's leading Layer-1 blockchain, KAGOME, the C++ Polkadot Host implementation, the SORA crypto-economic system, the Polkaswap DEX, and the DeFi wallet, Fearless WalletBased on these experiences, SORAMITSU aims to deploy cutting-edge technology on a global level in order to expedite financial inclusion and health, mitigate economic inefficiencies, and contribute to the fulfilment of the Sustainable Development Goals.You can find out more by visiting our homepage at soramitsu.co.jp or check out our Twitter profile.We are currently seeking a Frontend Developer with hands-on experience in critical production systems, such as payment systems, B2B systems, Telco, or similar platforms. The project at hand intersects finance and blockchain technologies. In this role, you will be tasked with designing, implementing, and maintaining software solutions for production environments, ensuring they meet our clients' needs. Responsibilities include writing comprehensive tests, ensuring code quality, conducting code reviews, contributing to architectural decisions, sharing knowledge with team members, and selecting and integrating frameworks and libraries, substantiating their choices effectively.You will be responsible for:\n\n* Design, implement and support client-side applications\n\n* Write tests which will cover major amount of functionality and non-functional requirements\n\n* Designing architecture of new client-side applications and features\n\n* Participate in architecture meetings and take part in making architecture decisions\n\n* Perform optimisation analysis and make optimizations in code\n\n* Perform issue- and bug-fixing\n\n* Provide estimations for all related tasks\n\n* Provide feedback and improvement ideas for project life cycle\n\n* Perform code review for other frontend developers\n\n\nYou need to have:\n\n* A bachelor’s degree or higher\n\n* 3+ years of experience in client-side JavaScript development\n\n* 1+ year of pertinent experience at the similar position\n\n* Perfect knowledge of details in Vue framework, HTML and CSS,\nWeb3.js\n\n* Knowledge of software engineering processes\n\n* Experience in designing software solutions\n\n* Technical competences and qualifications\n\n* Excellent analytical and problem-solving skills\n\n* Deep knowledge of JavaScript language\n\n* Good understanding of building tools, for example Webpack\n\n* NodeJS knowledge and how it differs from developing client-side applications is a plus\n\n* Experience with service workers, PWA (progressive web application)\n\n* Experience in optimizing web assets and content (chunking, server-side (pre)rendering, lazy loading, etc.)\n\n* Skilled at writing tests (test-driven approach is preferred) and using UI testing frameworks\n\n* Proficiency in html/css markup\n\n\nRequired soft skills\n\n* Impeccable communication, presentation and organizational skills\nSignificant attention to details\n\n* Maintain a positive attitude while giving and receiving constructive criticism to make improvements and take appropriate corrective actions\n\n* Honesty and ethic\n\n* Be open to changes (positive or negative) and to considerable variety in the workplace\n\n* Willingness to take on responsibilities and challenges\n\n\nWhat we offer:\n\n* A relaxed remote-first (work from anywhere) work environment with flexible working hours\n\n* A permanent, full-time role with a rapidly growing international team of professionals\n\n* An educational budget to support your continued growth and development\n\n* Opportunities to attend global meetups and conferences for learning and/or speaking engagements\n\n* An opportunity to be a part of an award-winning team designing a better world through decentralized technologies\n\n\nThis is a remote position. Our distributed team is mostly spread across Europe and Asia. Team meetings are held generally during European working hours, and it is expected that you would adapt if necessary and be available accordingly.If you have the required qualifications and are passionate about the Web3 industry, we encourage you to apply for this exciting opportunity.SORAMITSU values diversity and is committed to providing equal opportunities for all applicants and employees. Our employment decisions, such as hiring, promotion, discipline, and termination, are based solely on an individual's qualifications, performance, and business needs. We do not discriminate against anyone on the basis of their race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, veteran status, or any other protected status under federal, state, or local law. \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Web3, Testing, JavaScript, Finance, HTML and Linux jobs that are similar:\n\n $70,000 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nWorldwide

\nAt Lightcurve, we’re on a mission to ignite financial freedom and true ownership for people everywhere. Each member of our team takes ownership and contributes a unique piece to our journey into the exciting realm of web3. Together, we craft more than just meaningful products and services—we create a lasting tangible impact in the real world. \nWe want you to join our search for greatness at the edge of what is technologically possible. Are you tired of the ordinary? Crave a challenge that sparks passion and purpose? We’d love to have you apply!\nBy joining us, you’ll become a part of the Onchain project – a revolutionary research platform where knowledge meets web3 principles, gamification, and interactivity. We’re building a platform full of immersive experiences that would help web3 entrepreneurs, founders, and companies learn more about leveraging blockchain technology. And use it in practice – for the benefit of all. \n\nWe are looking for a talented web developer with great communication and collaboration skills, who thrives being part of a fun and dedicated team. You will be leading the charge in the entire web development process, from design to deployment and optimization. You are passionate about creating visually appealing features with user-friendly design and smooth navigation. This is your opportunity to enhance your skills while working on a web3 research platform with exciting onchain features. This role will be part-time and will sum up to approximately 20 hours per week.\n\n* Implement new Wordpress features (CI/CD) through coding, testing, debugging, and deploying, emphasizing backend functionality and frontend aesthetics.\n\n* Perform Wordpress maintenance tasks (Theme, Plugin, Backups, Security) for optimal performance and security of existing web properties.\n\n* Lead Custom Theme development and UI on onchain.org.\n\n* Oversee features from conception to launch, ensuring timely completion within scope and meeting technical requirements.\n\n\n\n\n* 5+ years experience with web development in PHP \n\n* 5+ years experience with front end development in Javascript (GSAP)\n\n* A very good understanding of SQL (MySQL)\n\n* A good understanding of Wordpress custom development\n\n* Object oriented programming\n\n* A good understanding of CI/CD methodologies\n\n* Basic understanding of web3 and interest in developing in the area\n\n\n\nExtra credit: \n\n* Advanced custom fields\n\n* LottieFiles\n\n* web3.js\n\n\nDon't think you match all of the above criteria exactly? No worries! We need exceptional souls with diverse backgrounds to make our vision a reality—we want to hear your story!\nWorking remotely is more than just a benefit or a perk. We believe in the power of remote work to unleash creativity and passion. Join our globally remote team with 35+ different nationalities and enjoy the flexibility to work from anywhere in the universe. \nAt Lightcurve, you pursue your passions on your own terms, while we provide you with learning and development budgets, personal development plans and team retreats to fuel your web3 curiosity. \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, Web3, Wordpress, JavaScript and Backend jobs that are similar:\n\n $70,000 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nWorldwide

Company Overview:Join Seedify, the #1 Blockchain Gaming Launchpad and Incubation Ecosystem, at the forefront of driving innovation in the gaming, blockchain and Web3 industries. Our mission is to empower project developers and innovators through funding, community building, and a comprehensive support system. At Seedify, we are committed to shaping the future of gaming and blockchain technology.\nKey Responsibilities:\n\nDevelopment and Maintenance: Lead the development and maintenance of backend services using Node.js, TypeScript, and JavaScript. This includes writing clean, efficient, and scalable code.\n\n\nAPI Design and Management: Design and manage RESTful APIs and integrate third-party APIs to support business processes and data exchange.\n\n\nDatabase Management: Work with databases (SQL and NoSQL), including design, development, and optimization, ensuring data integrity and security.\n\n\nPerformance Optimization: Monitor and optimize application performance, focusing on server-side logic, database interactions, blockchain interactions, and integration with front-end components.\n\n\nCode Review and Quality Assurance: Conduct code reviews and ensure adherence to coding standards and best practices. Implement unit and integration tests to maintain high-quality code.\n\n\nCollaboration with Frontend Developers: Collaborate closely with the frontend developers in the team to integrate user-facing elements with server-side logic.\n\n\nTroubleshooting and Debugging: Troubleshoot and debug applications, providing effective solutions to ensure minimal downtime.\n\n\nDevOps and Deployment: Work with DevOps practices, including continuous integration, continuous deployment, and cloud services (like AWS).\n\n\nSecurity Practices: Implement robust security measures, including data protection and authentication mechanisms.\n\n\nTechnical Leadership: Provide technical leadership and mentorship to other team members, fostering a collaborative team environment.\n\n\nResearch and Development: Stay abreast of emerging technologies and industry trends, and apply this knowledge to improve existing systems, particularly in back end engineering but also in the web3 & blockchain space.\n\n\nScalability and Maintenance: Ensure that backend systems are scalable, maintainable, and can support growth.\n\n\nDocumentation: Maintain comprehensive documentation of the systems developed and ensure it's kept up to date.\n\nTeam Structure:You will be an integral part of a multi-disciplinary product development team, alongside front end / back end / test engineers, UI/UX designers, product owner and Web3 subject matter experts.\nCompany Culture:Fully remote, global operation.Agile work environment.Strong emphasis on user-centric development.Proud of the products we build, but always looking for improvements.\nCareer Development Opportunities:Opportunities for rapid growth and advancement into roles with more technical responsibility or management positions.\nLocation:100% remoteTimezone: flexible, but working hours must be in the range between 9AM and 10PM (UTC time).\nRequirements:\nExperience: 4+ Years of experience working as a Software Engineer or Senior Software Engineer.\n\nProficient in back end development: Experience with Typescript / Javascript for back end REST APIs, using frameworks like Express or NestJS, NoSQL and SQL databases, and REST API best practices.\n\nWeb3: Interest on Web3 ecosystem, wallets & transactions, IDOs & ICOs, DeFi (staking, farming, liquidity pools), omnichain.\n\nUser-centric: Experience working on a user-centric product development environment.\n\nTechnical leadership: Experience mentoring and coaching other developers, fostering a quality and continuous learning environment.\nDesirable:Strong knowledge of Web3 ecosystem and blockchain.Experience with payment platforms / providers or similar high risk environments.Understanding of AWS infrastructure and infrastructure as code.Bachelor’s degree in computer science or similar, or related education.\nBenefits:21 days of holidays / year + local bank holidays.Sick days.Budget for training / courses.Budget towards purchasing work equipment such as laptop.\nSalary:\n$5000 -$12000 per monthIn addition to monthly salary paid in stablecoins (USDT), there will be a big bonus in SFUND token payable every 6 months.\n\n\n\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, Web3, DevOps, JavaScript, Cloud, NoSQL, Typescript, API, Senior, Engineer and Backend jobs that are similar:\n\n $60,000 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nWorldwide

Company Overview:Join Seedify, the #1 Blockchain Gaming Launchpad and Incubation Ecosystem, at the forefront of driving innovation in the gaming, blockchain and Web3 industries. Our mission is to empower project developers and innovators through funding, community building, and a comprehensive support system. At Seedify, we are committed to shaping the future of gaming and blockchain technology.Key Responsibilities:\nUI Development: Lead the development of user interfaces using modern front-end frameworks (React). Ensure the implementation of responsive and adaptive design principles for optimal display across various devices.\nCross-Browser Compatibility: Ensure that applications work seamlessly across different browsers and platforms, maintaining consistency in look and functionality.\nPerformance Optimization: Optimize web pages for maximum speed and scalability. Implement strategies for efficient loading and rendering, including code splitting and lazy loading.\nCollaboration with Design Teams: Work closely with UX/UI designers to translate visual concepts into functional online experiences. Ensure that the end product adheres to the design specifications and user experience standards.\nIntegration with Backend Services: Collaborate with backend developers to integrate APIs and understand the server-side logic to ensure smooth data exchange between the server and the front end.\nState Management: Implement and manage state control using appropriate tools and frameworks, ensuring smooth data flow and responsive user interfaces.\nCode Quality and Standards Compliance: Maintain high code quality and ensure adherence to coding standards. Use linters and other tools to enforce code style and quality.\nTesting and Debugging: Write and maintain unit and integration tests. Debug issues across multiple browsers, optimizing the code as necessary.\nTechnical Leadership and Mentorship: Provide technical leadership to the team. Mentor other developers, and contribute to team growth and knowledge sharing.\nContinuous Integration/Continuous Deployment (CI/CD): Work with CI/CD tools to automate testing and deployment processes.\nDocumentation: Create and maintain thorough documentation for all front-end code and components, ensuring clarity and ease of maintenance.\nKeeping Up-to-Date with Industry Trends: Stay current with the latest trends and technologies in front-end development and blockchain integration to continually bring innovative ideas and improvements to the platform.\nAccessibility Compliance: Ensure that web applications are accessible according to WCAG standards, catering to users with different abilities.\nFeedback Implementation: Address feedback from stakeholders, including product managers, designers, and users, to iteratively improve the product.\nSecurity Best Practices: Implement front-end security best practices to protect user data and mitigate risks from vulnerabilities such as XSS or CSRF attacks.Team Structure:You will be an integral part of a multi-disciplinary product development team, alongside front end / back end / test engineers, UI/UX designers, product owner and Web3 subject matter experts.Company Culture:Fully remote, global operation.Agile work environment.Strong emphasis on user-centric development.Proud of the products we build, but always looking for improvements.Career Development Opportunities:Opportunities for rapid growth and advancement into roles with more technical responsibility or management positions.Location:100% remoteTimezone: flexible, but working hours must be in the range between 9AM and 10PM (UTC time).Requirements:\nExperience: 4+ Years of experience working as a Front End Engineer or Senior Front End Engineer.\nProficient in front end development: Expertise in HTML5, CSS3, JavaScript, and experience with React to lead the development and maintenance of front end services. This includes writing clean, efficient, and scalable code.\nResponsive and Mobile Design: Strong skills in creating responsive designs and understanding of mobile-first development principles.\nState Management: Experience with state management libraries (like Redux, Vuex, or NgRx) and concepts.\nCSS Preprocessing: Knowledge of CSS preprocessors like SASS or LESS.\nModern JavaScript Standards: Proficiency in ES6+ features and asynchronous programming models.\nWeb Performance Optimization: Ability to optimize web applications for speed and scalability.\nCross-Browser Compatibility: Experience in ensuring compatibility across various browsers and devices.\nFrontend Build Tools: Familiarity with build tools like Webpack, Rollup, or Parcel.\nTesting Frameworks: Proficiency in testing frameworks and tools like Jest, Mocha, Jasmine, or Cypress.\nAPI Integration: Experience with RESTful and GraphQL API integration.\nWeb3: Interest on Web3 ecosystem, wallets & transactions, IDOs & ICOs, DeFi (staking, farming, liquidity pools), omnichain.\nUser-centric: Experience working on a user-centric product development environment.\nTechnical leadership: Experience mentoring and coaching other developers, fostering a quality and continuous learning environment.Desirable:Strong knowledge of Web3 ecosystem and blockchain.Understanding of AWS infrastructure and infrastructure as code.Bachelor’s degree in computer science or similar, or related education.Benefits:21 days of holidays / year + local bank holidays.Sick days.Budget for training / courses.Budget towards purchasing work equipment such as laptop.Salary:In addition to monthly salary paid in stablecoins (USDT), there will be a big bonus in SFUND token payable every 6 months. \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, Web3, React, GraphQL, Testing, JavaScript, CSS, API, Mobile, Senior, Engineer and Backend jobs that are similar:\n\n $57,500 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nWorldwide

\n\nABOUT US:\n\nBraintrust is a user-owned talent network that connects top-tier professionals with the world's leading enterprises. We prioritize transparency, eliminating middlemen and high markups, ensuring job-seekers are matched swiftly to innovative roles while clients benefit from unparalleled efficiency and quality.\n\nABOUT THE HIRING PROCESS:\n\nThe hiring process for this role involves completing your Braintrust profile, applying directly to the role on Braintrust, and undergoing a one-time screening to ensure you meet our vetted talent specifications. After this, the hiring team will contact you directly if they believe you are a suitable match.\n\nOur process isn't for everyone, that's intentional. If you believe that you are a top candidate for this job, please join our network to give yourself the opportunity to work with top companies.\n\n \n\n\n* \nJOB TYPE: Freelance, Contract Position (no agencies/C2C - see notes below)\n\n* \nLOCATION: Remote - Europe - CET/WAT | Partial overlap\n\n* \nHOURLY RANGE: Our client is looking to pay $30 – $100/hr\n\n* \nESTIMATED DURATION: 40h/week - Short term\n\n* \nEXPERIENCE: 5-10 years\n\nBRAINTRUST JOB ID: 9729\n\n\n\n\n \n\nTHE OPPORTUNITY\n \n\n\n\n\n\n\n\n\nRequirements\n\n\n\nWhat You'll Do:\n\n\n* \n\nDesign and implement Node.js APIs handling over 1,800 requests / second at peak.\n\n\n* \n\nBuild highly scalable RESTful web services using Node.JS / Express framework\n\n\n* \n\nBuild various API's in Node utilizing the AWS services; DynamodB, Security Token Service, EC2 - from an existing Serverless Framework\n\n\n* \n\nWork closely with our product, design, marketing, server side, network and machine learning teams to optimize the singing experience on a weekly basis\n\nWhat You'll Need (The Fundamentals):\n\n\n* \n\n5+ years of development experience working with the modern frontend and the backend frameworks.\n\n\n* \n\nExpert in AWS and Serverless Architecture, experience in AWS stack (AWS Beanstalk, EC2, ELB, Lambda, Route53, VPC, Cloud front) and security practices (IAM, AWS Users and Roles, Tokins)\n\n\n* \n\nExtensively worked in Typescript \n\n\n* \n\nExperience with AWS Console, and configuring infrastructure: VPC, Subnets, EC2, AWS Batch, Cloudefront, Route53\n\n\n* \n\nExperience with AWS specific technologies: API Gateway, Lambda functions, S3, DynamoDb, RDS, Timestream, Secrets Manager, Cloudwatch, CloudTrail, Cloudformation, and more\n\n\n* \n\nFamiliarity with yaml pipelines & CI\CD, Jira, Github\n\n\n* \n\nExtensively worked with the frameworks like JQuery, Dojo, AngularJS, Angular 2.0 / 4.0 and React\n\n\n* \n\nBuilding highly scalable web services using Node.js and Java and Implemented Spring MVC, which includes writing controller classes for handling requests, processing form submissions and performed validations using Commons validator.\n\n\n* \n\nDeveloping micro services using Node.js / Java and used AWS Lambda functions to build Services.\n\n\n* \n\nWorked with Node.js Web frameworks like: Meteor, Express and Kraken.JS.\n\n\n* \n\nWorked with JavaScript testing frameworks like Jasmine, Quit, Mocha and Chai\n\n\n* \n\nWorked with various Databases like: MongoDB, SQL Server, Postgres, Dynamo DB\n\n\n* \n\nGood knowledge in various design patterns such as MVC, MVVM and Flux\n\n\n* \n\nWorked with the following build tools like Web pack, gulp and grunt\n\n\n* \n\nExperience Deploying the application to production, monitoring and troubleshooting the application in the production\n\n\n* \n\nUsed Docker containers for deploying the application and Mesos for maintaining the clusters. Developing scripts for build, deployment, maintenance and related tasks using Jenkins, Docker, Maven, Python and Bash\n\n\n* \n\nProficient in Java / J2EE Design Patterns including singleton, command, object pool, session facade, Model View Controller (MVC), Data Access Object (DAO).\n\n\n* \n\nWell versed with core Java concepts like collections, multithreading, serialization, Java beans.\n\n\n* \n\nHaving exposure to NoSQL databases such as MongoDB, Cassandra, Redis, Neo4j, Elastic Search.\n\n\n* \n\nExperience in Software-As-A-Service (SaaS) is a plus\n\n\n* \n\nExperience extracting data from the Unity platform a plus\n\n\n* \n\nExperience collaborating on projects and working efficiently as part of a team.\n\n\n* \n\nLove of owning a problem end-to-end.\n\n\n\n\n\nNice-To-Haves (the Unicorn list):\n\n\n* \n\nNo ego.\n\n\n* \n\nA Desire to be a Pioneer in Mobile 5G ie. you like to solve really hard problems (or problems that haven't existed yet)\n\n\n* \n\nA love of surrealist, absurdist comedy. I mean, 'No-one expects the Spanish Inquisition?', Am I right?\n\n\n* \n\nA strong passion for 'Social Contagion' Theory, and the desire to create a pro-social, pro-co-operative world.\n\n\n* \n\nPlay an instrument or love all things audio.\n\n\n\n\n\n\n\n\n\n\nWhat you’ll be working on\n\n\n\nROLE: Senior Backend Engineer with Serverless Framework experience for Pioneering 5G Music Infrastructure Project (REMOTE)\nCONTRACT TYPE: Initial 1-3 month contract (potential temp-to-permanent)\nLOCATION: REMOTE \nSTART DATE: December 2023/January 2024\n\nBackground\n\n‘Roads? Where we’re going, we don’t need roads.’ (Back to the Future)\n\nOpen Sesame's engineering team is seeking experienced senior Back End Engineer who is a pioneer; people who like doing things that haven't been done before and have a love for irreverent comedy (like Monty Python).\n\nThis role is a one-of-a-kind opportunity to join a rockstar team building a world-first B2B 5G audio infrastructure project, used by applications developers globally, with well-known global mobile operators, for millions of phones, to foster a pro-social, pro-cooperative communal experience for the entire world. No pressure.\n\nWhat You'll Do:\n\n\n* \n\nDesign and implement Node.js APIs handling over 1,800 requests / second at peak.\n\n\n* \n\nBuild highly scalable RESTful web services using Node.JS / Express framework\n\n\n* \n\nBuild various API's in Node utilizing the AWS services; DynamodB, Security Token Service, EC2 - from an existing Serverless Framework\n\n\n* \n\nWork closely with our product, design, marketing, server side, network and machine learning teams to optimize the singing experience on a weekly basis\n\nWhat You'll Need (The Fundamentals):\n\n\n* \n\n5+ years of development experience working with the modern frontend and the backend frameworks.\n\n\n* \n\nExpert in AWS and Serverless Architecture, experience in AWS stack (AWS Beanstalk, EC2, ELB, Lambda, Route53, VPC, Cloud front) and security practices (IAM, AWS Users and Roles, Tokins)\n\n\n* \n\nExtensively worked in Typescript \n\n\n* \n\nExperience with AWS Console, and configuring infrastructure: VPC, Subnets, EC2, AWS Batch, Cloudefront, Route53\n\n\n* \n\nExperience with AWS specific technologies: API Gateway, Lambda functions, S3, DynamoDb, RDS, Timestream, Secrets Manager, Cloudwatch, CloudTrail, Cloudformation, and more\n\n\n* \n\nFamiliarity with yaml pipelines & CI\CD, Jira, Github\n\n\n* \n\nExtensively worked with the frameworks like JQuery, Dojo, AngularJS, Angular 2.0 / 4.0 and React\n\n\n* \n\nBuilding highly scalable web services using Node.js and Java and Implemented Spring MVC, which includes writing controller classes for handling requests, processing form submissions and performed validations using Commons validator.\n\n\n* \n\nDeveloping micro services using Node.js / Java and used AWS Lambda functions to build Services.\n\n\n* \n\nWorked with Node.js Web frameworks like: Meteor, Express and Kraken.JS.\n\n\n* \n\nWorked with JavaScript testing frameworks like Jasmine, Quit, Mocha and Chai\n\n\n* \n\nWorked with various Databases like: MongoDB, SQL Server, Postgres, Dynamo DB\n\n\n* \n\nGood knowledge in various design patterns such as MVC, MVVM and Flux\n\n\n* \n\nWorked with the following build tools like Web pack, gulp and grunt\n\n\n* \n\nExperience Deploying the application to production, monitoring and troubleshooting the application in the production\n\n\n* \n\nUsed Docker containers for deploying the application and Mesos for maintaining the clusters. Developing scripts for build, deployment, maintenance and related tasks using Jenkins, Docker, Maven, Python and Bash\n\n\n* \n\nProficient in Java / J2EE Design Patterns including singleton, command, object pool, session facade, Model View Controller (MVC), Data Access Object (DAO).\n\n\n* \n\nWell versed with core Java concepts like collections, multithreading, serialization, Java beans.\n\n\n* \n\nHaving exposure to NoSQL databases such as MongoDB, Cassandra, Redis, Neo4j, Elastic Search.\n\n\n* \n\nExperience in Software-As-A-Service (SaaS) is a plus\n\n\n* \n\nExperience extracting data from the Unity platform a plus\n\n\n* \n\nExperience collaborating on projects and working efficiently as part of a team.\n\n\n* \n\nLove of owning a problem end-to-end.\n\n\n\n\n\nNice-To-Haves (the Unicorn list):\n\n\n* \n\nNo ego.\n\n\n* \n\nA Desire to be a Pioneer in Mobile 5G ie. you like to solve really hard problems (or problems that haven't existed yet)\n\n\n* \n\nA love of surrealist, absurdist comedy. I mean, 'No-one expects the Spanish Inquisition?', Am I right?\n\n\n* \n\nA strong passion for 'Social Contagion' Theory, and the desire to create a pro-social, pro-co-operative world.\n\n\n* \n\nPlay an instrument or love all things audio.\n\n\n* \n\nLives in NRW Germany region - https://en.wikipedia.org/wiki/North_Rhine-Westphalia\n\n\n\n\n\nAbout Open Sesame\nOpen Sesame Media is a B2B Communications PaaS venture providing low latency synchronized audio over 5G to application developers via its patented SyncStageTM platform. In short, we 'sync' a group of devices at extremely low latency (8 times faster than Google Meet, 5 times faster than Discord) to enable instant 'real time' grouped synchronized digital audio experiences. We just completed the world's-first music collaboration showcasing 3 guitarists performing together on SyncStage between 3 telecom networks and 3 countries. The guitarists performed remotely between NYC (Verizon), London (Vodafone), & Toronto (Rogers Communications).\n\nWe are working with and have tested SyncStage on major telecoms across the globe to bring our technology to market (including Verizon, Rogers, Vodafone, Deutsche Telekom, Orange, Telefonica, KDDI, Softbank, SK Telecom, and Singtel).\n\nWe are based in Los Angeles, CA, with an office in Cologne Germany.\n\n\n\n\n\n\n\n\n\n\n\nApply Now!\n\nNotes:\n\nOur employers all have varying legal and geographic requirements for their roles, they trust Braintrust to find them the talent that meet their unique specifications. For that reason, this role is not available to C2C candidates working with an agency. If you are a professional contractor who has created an LLC/corp around their consulting practice, this is well aligned with Braintrust and we’d welcome your application.\n\nBraintrust values the multitude of talents and perspectives that a diverse workforce brings. All qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status.\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, Python, Consulting, Docker, Testing, JavaScript, Java, Serverless, Cloud, NoSQL, Typescript, Angular, Node, API, Mobile, Senior, Legal, Engineer and Backend jobs that are similar:\n\n $55,000 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nEurope 1

\nAbout Paxos\n\nPaxos is on a mission to enable the movement of any asset, any time, in a trustworthy way. Today’s financial infrastructure is archaic, expensive, inefficient and risky - supporting a system that leaves out more people than it lets in. So we’re rebuilding it. \n\nAs a regulated blockchain infrastructure company, we use technology to tokenize, custody, trade, and settle assets for enterprise clients like PayPal, Bank of America, and Interactive Brokers. Paxos is a top-funded blockchain company, with more than $500 million in total funding from leading investors like OakHC/FT, Founders Fund, PayPal Ventures, and Declaration Partners. Together, we empower today’s financial leaders to build a more open, trusted economy.\n\nOur Regulatory Platform team is looking for a Staff Frontend Engineer to join our growing Regulatory Platform Engineering team. You will be responsible for designing, building, and maintaining the infrastructure, platform and features of our websites, ensuring they are robust, scalable, and efficient. We are a key contributor to the growth of Paxos, responsible for building the platform to address our customer’s regulatory, compliance and risk concerns. We help Paxos-based products to market faster and with lower risk.\n\n\nAs a Staff Engineer you’ll get to: \n\n\n* Design and develop the infrastructure of our websites, including web servers, load balancers, and caching systems\n\n* Deliver highly performant web sites and features to a global audience\n\n* Collaborate with the DevOps team to deploy and manage website infrastructure on cloud-based platforms like AWS, GCP, or Azure\n\n* Build reusable code and libraries for future use in web site infrastructure projects\n\n* Ensure the technical feasibility of UI/UX designs by working closely with the design team\n\n* Stay up-to-date with emerging trends and technologies in web site development\n\n* Write clean, well-documented, and maintainable code\n\n* Continuously improve website performance and user experience\n\n* Search for the truth in product conceptualization and development, ensuring designs and implementations are fully aligned with the company mission and product goals \n\n* Immerse yourself in blockchain technology, cryptocurrency for enterprises and investors, our regulation-first approach, and more!\n\n\n\n* Learn more about being a Staff Engineer at Paxos\n\n\n\n\nYour experience should include:\n\n\n* 5+ years of experience with infrastructure and architecture: designing and implementing front-end infrastructure, including deployment pipelines, build systems, and monitoring tools.\n\n* 8+ years of feature development in HTML, CSS, and JavaScript / TypeScript, as well as experience with front-end frameworks such as React, Angular, or Vue.\n\n* Expertise in web site infrastructure technologies, including web servers, load balancers, and caching systems on cloud-based platforms like AWS, GCP, or Azure\n\n* Deep knowledge of front-end tooling such as package managers, build tools, and task runners, as well as front-end workflows such as version control, code review, and continuous integration/continuous deployment (CI/CD).\n\n* Familiarity with server-side rendering frameworks such as Node.js or Next.js\n\n* Strong knowledge of authentication and security protocols, such as SSL, TLS and OAuth\n\n* Experience with Git, JIRA, and other project management tools\n\n* Strong communication and collaboration skills\n\n* Ability to work in a fast-paced environment and manage multiple projects simultaneously\n\n* A passion for building world-class websites and web site infrastructure\n\n\n\n\nYou might also have: \n\n\n* Mastery of core engineering concepts including data structures, design best practices, run-time optimizations, and algorithmic complexity\n\n* Solid understanding of concepts like load balancing, HA/failover, ingress, inter-service communications in a microservices style cluster, idempotence, ACID, guaranteed delivery, etc.\n\n* Technical expertise in at least one domain like Distributed Systems, Cryptography, Databases, or AWS\n\n* Familiar with online cloud architectures and infrastructures, including clustering (Kubernetes), containerizing (Docker), message queuing (MQ / Kafka), telemetry/instrumentation (Prometheus/Grafana), etc.\n\n* Familiar with APIs / Connectivity technologies, REST API or sockets, TCP, UDP, multicast\n\n* Eager to work openly and collaboratively with a diverse multi-disciplinary team, collaborating effectively with stakeholders\n\n* Constantly seeks to learn new technologies, innovate and discover better ways to solve engineering challenges of high performance trading systems and APIs, including performance tuning, latency optimizations and constant new development of APIs\n\n\n\n\nWhat you’ll love about Paxos:\n\nPaxos has consistently been recognized on the Forbes Fintech 50, CB Insights Blockchain 50 and Built In’s “Best Places to Work” lists. Paxonians have significant ownership and impact on our business, as well as benefits like company equity, health insurance, family leave, a quarterly stipend for development, a stipend for home office setup and unlimited PTO. From team product demos and virtual lounge and learns to care packages and an active Slack #shoutouts channel, there are countless opportunities to connect and make your mark. Help us continue to build a new, open financial system from one of our three offices or right from your home!\n\nLearn more: \n\nInterested in learning how we build and scale stablecoins? Join us for a live panel and Q&A on September 26 at 4:00 pm ET. Register here to secure your spot!\n\nCompany\n\n\nWeb 3.0 Is Still the Place to Be\n\nA Conversation with Paxos Product Leaders\n\n\nPaxos Raises $300M in Series D Funding at 2.4B Valuation \n\n\n\n\n\nCustomers\n\n\nPaxos & PayPal Bring Crypto to Millions of Users\n\nMercado Libre Reaches 1M+ Users in 60 Days With Paxos\n\nPaxos Was Built to Protect its Customers\n\n\n\n\nMedia\n\n\nCNBC Crypto World Interviews Paxos CEO on USDP stablecoin\n\nPaxos CEO Charles Cascarilla’s Perspectives on the Current State of the Global Economy\n\nYahoo Finance Interviews Paxos CEO on Testimony to U.S. Congress and Stablecoin Infrastructure\n\n\n\n\n \n\nOur Paxos team is made up of passionate people from all over the world with different perspectives and experiences. If this opportunity excites you, but your experience doesn’t perfectly match the description…apply! Unique voices help us build a more transparent and open economy.\n\n \n\n#LI-XX1\n\n#LI-remote\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, Crypto, DevOps, JavaScript, Finance, Cloud, API and Engineer jobs that are similar:\n\n $62,500 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nWorldwide

Company Overview:Join Seedify, the #1 Blockchain Gaming Launchpad and Incubation Ecosystem, at the forefront of driving innovation in the gaming, blockchain and Web3 industries. Our mission is to empower project developers and innovators through funding, community building, and a comprehensive support system. At Seedify, we are committed to shaping the future of gaming and blockchain technology.Key Responsibilities:\nUI Development: Lead the development of user interfaces using modern front-end frameworks (React). Ensure the implementation of responsive and adaptive design principles for optimal display across various devices.\nCross-Browser Compatibility: Ensure that applications work seamlessly across different browsers and platforms, maintaining consistency in look and functionality.\nPerformance Optimization: Optimize web pages for maximum speed and scalability. Implement strategies for efficient loading and rendering, including code splitting and lazy loading.\nCollaboration with Design Teams: Work closely with UX/UI designers to translate visual concepts into functional online experiences. Ensure that the end product adheres to the design specifications and user experience standards.\nIntegration with Backend Services: Collaborate with backend developers to integrate APIs and understand the server-side logic to ensure smooth data exchange between the server and the front end.\nState Management: Implement and manage state control using appropriate tools and frameworks, ensuring smooth data flow and responsive user interfaces.\nCode Quality and Standards Compliance: Maintain high code quality and ensure adherence to coding standards. Use linters and other tools to enforce code style and quality.\nTesting and Debugging: Write and maintain unit and integration tests. Debug issues across multiple browsers, optimizing the code as necessary.\nTechnical Leadership and Mentorship: Provide technical leadership to the team. Mentor other developers, and contribute to team growth and knowledge sharing.\nContinuous Integration/Continuous Deployment (CI/CD): Work with CI/CD tools to automate testing and deployment processes.\nDocumentation: Create and maintain thorough documentation for all front-end code and components, ensuring clarity and ease of maintenance.\nKeeping Up-to-Date with Industry Trends: Stay current with the latest trends and technologies in front-end development and blockchain integration to continually bring innovative ideas and improvements to the platform.\nAccessibility Compliance: Ensure that web applications are accessible according to WCAG standards, catering to users with different abilities.\nFeedback Implementation: Address feedback from stakeholders, including product managers, designers, and users, to iteratively improve the product.\nSecurity Best Practices: Implement front-end security best practices to protect user data and mitigate risks from vulnerabilities such as XSS or CSRF attacks.Team Structure:You will be an integral part of a multi-disciplinary product development team, alongside front end / back end / test engineers, UI/UX designers, product owner and Web3 subject matter experts.Company Culture:Fully remote, global operation.Agile work environment.Strong emphasis on user-centric development.Proud of the products we build, but always looking for improvements.Career Development Opportunities:Opportunities for rapid growth and advancement into roles with more technical responsibility or management positions.Location:100% remoteTimezone: flexible, but working hours must be in the range between 9AM and 10PM (UTC time).Requirements:\nExperience: 4+ Years of experience working as a Front End Engineer or Senior Front End Engineer.\nProficient in front end development: Expertise in HTML5, CSS3, JavaScript, and experience with React to lead the development and maintenance of front end services. This includes writing clean, efficient, and scalable code.\nResponsive and Mobile Design: Strong skills in creating responsive designs and understanding of mobile-first development principles.\nState Management: Experience with state management libraries (like Redux, Vuex, or NgRx) and concepts.\nCSS Preprocessing: Knowledge of CSS preprocessors like SASS or LESS.\nModern JavaScript Standards: Proficiency in ES6+ features and asynchronous programming models.\nWeb Performance Optimization: Ability to optimize web applications for speed and scalability.\nCross-Browser Compatibility: Experience in ensuring compatibility across various browsers and devices.\nFrontend Build Tools: Familiarity with build tools like Webpack, Rollup, or Parcel.\nTesting Frameworks: Proficiency in testing frameworks and tools like Jest, Mocha, Jasmine, or Cypress.\nAPI Integration: Experience with RESTful and GraphQL API integration.\nWeb3: Interest on Web3 ecosystem, wallets & transactions, IDOs & ICOs, DeFi (staking, farming, liquidity pools), omnichain.\nUser-centric: Experience working on a user-centric product development environment.\nTechnical leadership: Experience mentoring and coaching other developers, fostering a quality and continuous learning environment.Desirable:Strong knowledge of Web3 ecosystem and blockchain.Understanding of AWS infrastructure and infrastructure as code.Bachelor’s degree in computer science or similar, or related education.Benefits:21 days of holidays / year + local bank holidays.Sick days.Budget for training / courses.Budget towards purchasing work equipment such as laptop.Salary:In addition to monthly salary paid in stablecoins (USDT), there will be a big bonus in SFUND token payable every 6 months. \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, Web3, React, GraphQL, Testing, JavaScript, CSS, API, Mobile, Senior, Engineer and Backend jobs that are similar:\n\n $52,500 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nWorldwide

\nAbout Paxos\n\nPaxos is on a mission to enable the movement of any asset, any time, in a trustworthy way. Today’s financial infrastructure is archaic, expensive, inefficient and risky - supporting a system that leaves out more people than it lets in. So we’re rebuilding it. \n\nAs a regulated blockchain infrastructure company, we use technology to tokenize, custody, trade, and settle assets for enterprise clients like PayPal, Bank of America, and Interactive Brokers. Paxos is a top-funded blockchain company, with more than $500 million in total funding from leading investors like OakHC/FT, Founders Fund, PayPal Ventures, and Declaration Partners. Together, we empower today’s financial leaders to build a more open, trusted economy.\n\nOur Regulatory Platform team is looking for a Staff Frontend Engineer to join our growing Regulatory Platform Engineering team. You will be responsible for designing, building, and maintaining the infrastructure, platform and features of our websites, ensuring they are robust, scalable, and efficient. We are a key contributor to the growth of Paxos, responsible for building the platform to address our customer’s regulatory, compliance and risk concerns. We help Paxos-based products to market faster and with lower risk.\n\n\nAs a Staff Engineer you’ll get to: \n\n\n* Design and develop the infrastructure of our websites, including web servers, load balancers, and caching systems\n\n* Deliver highly performant web sites and features to a global audience\n\n* Collaborate with the DevOps team to deploy and manage website infrastructure on cloud-based platforms like AWS, GCP, or Azure\n\n* Build reusable code and libraries for future use in web site infrastructure projects\n\n* Ensure the technical feasibility of UI/UX designs by working closely with the design team\n\n* Stay up-to-date with emerging trends and technologies in web site development\n\n* Write clean, well-documented, and maintainable code\n\n* Continuously improve website performance and user experience\n\n* Search for the truth in product conceptualization and development, ensuring designs and implementations are fully aligned with the company mission and product goals \n\n* Immerse yourself in blockchain technology, cryptocurrency for enterprises and investors, our regulation-first approach, and more!\n\n\n\n* Learn more about being a Staff Engineer at Paxos\n\n\n\n\nYour experience should include:\n\n\n* 5+ years of experience with infrastructure and architecture: designing and implementing front-end infrastructure, including deployment pipelines, build systems, and monitoring tools.\n\n* 8+ years of feature development in HTML, CSS, and JavaScript / TypeScript, as well as experience with front-end frameworks such as React, Angular, or Vue.\n\n* Expertise in web site infrastructure technologies, including web servers, load balancers, and caching systems on cloud-based platforms like AWS, GCP, or Azure\n\n* Deep knowledge of front-end tooling such as package managers, build tools, and task runners, as well as front-end workflows such as version control, code review, and continuous integration/continuous deployment (CI/CD).\n\n* Familiarity with server-side rendering frameworks such as Node.js or Next.js\n\n* Strong knowledge of authentication and security protocols, such as SSL, TLS and OAuth\n\n* Experience with Git, JIRA, and other project management tools\n\n* Strong communication and collaboration skills\n\n* Ability to work in a fast-paced environment and manage multiple projects simultaneously\n\n* A passion for building world-class websites and web site infrastructure\n\n\n\n\nYou might also have: \n\n\n* Mastery of core engineering concepts including data structures, design best practices, run-time optimizations, and algorithmic complexity\n\n* Solid understanding of concepts like load balancing, HA/failover, ingress, inter-service communications in a microservices style cluster, idempotence, ACID, guaranteed delivery, etc.\n\n* Technical expertise in at least one domain like Distributed Systems, Cryptography, Databases, or AWS\n\n* Familiar with online cloud architectures and infrastructures, including clustering (Kubernetes), containerizing (Docker), message queuing (MQ / Kafka), telemetry/instrumentation (Prometheus/Grafana), etc.\n\n* Familiar with APIs / Connectivity technologies, REST API or sockets, TCP, UDP, multicast\n\n* Eager to work openly and collaboratively with a diverse multi-disciplinary team, collaborating effectively with stakeholders\n\n* Constantly seeks to learn new technologies, innovate and discover better ways to solve engineering challenges of high performance trading systems and APIs, including performance tuning, latency optimizations and constant new development of APIs\n\n\n\n\nWhat you’ll love about Paxos:\n\nPaxos has consistently been recognized on the Forbes Fintech 50, CB Insights Blockchain 50 and Built In’s “Best Places to Work” lists. Paxonians have significant ownership and impact on our business, as well as benefits like company equity, health insurance, family leave, a quarterly stipend for development, a stipend for home office setup and unlimited PTO. From team product demos and virtual lounge and learns to care packages and an active Slack #shoutouts channel, there are countless opportunities to connect and make your mark. Help us continue to build a new, open financial system from one of our three offices or right from your home!\n\nLearn more: \n\nInterested in learning how we build and scale stablecoins? Join us for a live panel and Q&A on September 26 at 4:00 pm ET. Register here to secure your spot!\n\nCompany\n\n\nWeb 3.0 Is Still the Place to Be\n\nA Conversation with Paxos Product Leaders\n\n\nPaxos Raises $300M in Series D Funding at 2.4B Valuation \n\n\n\n\n\nCustomers\n\n\nPaxos & PayPal Bring Crypto to Millions of Users\n\nMercado Libre Reaches 1M+ Users in 60 Days With Paxos\n\nPaxos Was Built to Protect its Customers\n\n\n\n\nMedia\n\n\nCNBC Crypto World Interviews Paxos CEO on USDP stablecoin\n\nPaxos CEO Charles Cascarilla’s Perspectives on the Current State of the Global Economy\n\nYahoo Finance Interviews Paxos CEO on Testimony to U.S. Congress and Stablecoin Infrastructure\n\n\n\n\n \n\nOur Paxos team is made up of passionate people from all over the world with different perspectives and experiences. If this opportunity excites you, but your experience doesn’t perfectly match the description…apply! Unique voices help us build a more transparent and open economy.\n\n \n\n#LI-XX1\n\n#LI-remote\n\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nWorldwide

\nRegulatory Platform is looking for a Staff Frontend Engineer to join our growing Regulatory Platform Engineering team. You will be responsible for designing, building, and maintaining the infrastructure, platform and features of our websites, ensuring they are robust, scalable, and efficient.\n\nWe are a key contributor to the growth of Paxos - responsible for building the platform to address our customer’s regulatory, compliance and risk concerns - helping bring their Paxos-based products to market faster and with lower risk.\n\nAbout Paxos\n\nPaxos is on a mission to enable the movement of any asset, any time, in a trustworthy way. Today’s financial infrastructure is archaic, expensive, inefficient and risky - supporting a system that leaves out more people than it lets in. So we’re rebuilding it. \n\nAs a regulated blockchain infrastructure company, we use technology to tokenize, custody, trade, and settle assets for enterprise clients like PayPal, Bank of America, and Interactive Brokers. Paxos is a top-funded blockchain company, with more than $500 million in total funding from leading investors like OakHC/FT, Founders Fund, PayPal Ventures, and Declaration Partners. Together, we empower today’s financial leaders to build a more open, trusted economy.\n\nAs a Staff Engineer you’ll get to: \n\n\nDesign and develop the infrastructure of our websites, including web servers, load balancers, and caching systems\n\nDeliver highly performant web sites and features to a global audience\n\nCollaborate with the DevOps team to deploy and manage website infrastructure on cloud-based platforms like AWS, GCP, or Azure\n\nBuild reusable code and libraries for future use in web site infrastructure projects\n\nEnsure the technical feasibility of UI/UX designs by working closely with the design team\n\nStay up-to-date with emerging trends and technologies in web site development\n\nWrite clean, well-documented, and maintainable code\n\nContinuously improve website performance and user experience\n\nSearch for the truth in product conceptualization and development, ensuring designs and implementations are fully aligned with the company mission and product goals \n\nImmerse yourself in blockchain technology, cryptocurrency for enterprises and investors, our regulation-first approach, and more!\n\n\n\n\nYour experience should include:\n\n\n5+ years of experience with infrastructure and architecture: designing and implementing front-end infrastructure, including deployment pipelines, build systems, and monitoring tools.\n\n8+ years of feature development in HTML, CSS, and JavaScript / TypeScript, as well as experience with front-end frameworks such as React, Angular, or Vue.\n\nExpertise in web site infrastructure technologies, including web servers, load balancers, and caching systems on cloud-based platforms like AWS, GCP, or Azure\n\nDeep knowledge of front-end tooling such as package managers, build tools, and task runners, as well as front-end workflows such as version control, code review, and continuous integration/continuous deployment (CI/CD).\n\nFamiliarity with server-side rendering frameworks such as Node.js or Next.js\n\nStrong knowledge of authentication and security protocols, such as SSL, TLS and OAuth\n\nExperience with Git, JIRA, and other project management tools\n\nStrong communication and collaboration skills\n\nAbility to work in a fast-paced environment and manage multiple projects simultaneously\n\nA passion for building world-class websites and web site infrastructure\n\n\n\n\nYou might also have: \n\n\nMastery of core engineering concepts including data structures, design best practices, run-time optimizations, and algorithmic complexity\n\n* Solid understanding of concepts like load balancing, HA/failover, ingress, inter-service communications in a microservices style cluster, idempotence, ACID, guaranteed delivery, etc.\n\n* Technical expertise in at least one domain like Distributed Systems, Cryptography, Databases, or AWS\n\n* Familiar with online cloud architectures and infrastructures, including clustering (Kubernetes), containerizing (Docker), message queuing (MQ / Kafka), telemetry/instrumentation (Prometheus/Grafana), etc.\n\n* Familiar with APIs / Connectivity technologies, REST API or sockets, TCP, UDP, multicast\n\n* Eager to work openly and collaboratively with a diverse multi-disciplinary team, collaborating effectively with stakeholders\n\n* Constantly seeks to learn new technologies, innovate and discover better ways to solve engineering challenges of high performance trading systems and APIs, including performance tuning, latency optimizations and constant new development of APIs\n\n\n\n\nWhat you’ll love about Paxos:\n\nPaxos has consistently been recognized on the Forbes Fintech 50, CB Insights Blockchain 50 and Built In’s “Best Places to Work” lists. Paxonians have significant ownership and impact on our business, as well as benefits like company equity, health insurance, family leave, a quarterly stipend for development, a stipend for home office setup and unlimited PTO. From team product demos and virtual lounge and learns to care packages and an active Slack #shoutouts channel, there are countless opportunities to connect and make your mark. Help us continue to build a new, open financial system from one of our three offices or right from your home!\n\nLearn more: \n\nCompany\n\n\nWeb 3.0 Is Still the Place to Be\n\nA Conversation with Paxos Product Leaders\n\n\nPaxos Raises $300M in Series D Funding at 2.4B Valuation \n\n\n\n\n\nCustomers\n\n\nPaxos & PayPal Bring Crypto to Millions of Users\n\nMercado Libre Reaches 1M+ Users in 60 Days With Paxos\n\nPaxos Was Built to Protect its Customers\n\n\n\n\nMedia\n\n\nCNBC Crypto World Interviews Paxos CEO on USDP stablecoin\n\nPaxos CEO Charles Cascarilla’s Perspectives on the Current State of the Global Economy\n\nYahoo Finance Interviews Paxos CEO on Testimony to U.S. Congress and Stablecoin Infrastructure\n\n\n\n\n \n\nOur Paxos team is made up of passionate people from all over the world with different perspectives and experiences. If this opportunity excites you, but your experience doesn’t perfectly match the description…apply! Unique voices help us build a more transparent and open economy.\n\n \n\n#LI-XX1\n\n#LI-remote\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, Crypto, DevOps, JavaScript, Finance, Cloud, API, Engineer and Digital Nomad jobs that are similar:\n\n $60,000 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nWorldwide

\nSearch Engineer - Frontend\nRemote\n\nAbout Brave\n\nBrave is on a mission to protect the human right to privacy online. We’ve built a free web browser that blocks creepy ads and trackers by default, a private search engine with a truly independent index, a browser-native crypto wallet, and a private ad network (opt-in!) that directly rewards you for your attention. And we’re just getting started. Already 50 million people have switched to Brave for a faster, more private web. Millions more switch every month.\n\nThe internet is a sea of ads, hackers, and echo chambers. Big Tech makes huge profits off our data, and tells us what’s true and what’s not. Brave is fighting back. Join us!\n\nSummary\n\nBrave Search is looking for talent to make search.brave.com better. Your work will impact the future of search to be used by millions of people. Brave search engine is fully autonomous and independent with its own ranking, crawling and indexes, aiming to offer a true alternative to Microsoft and Google. Plenty of challenges, if that triggers you and feel you can contribute, do not hesitate to apply. \n\nJob Description:\n\nAs a Frontend Engineer you will be part of our search team and work very closely with our Design, Product, Business Development and Marketing teams.\n\nSearch is a very performance-sensitive application and you will be responsible for front-end, and some back-end, development. You will own, build, and develop new and existing capabilities into the search page.\n\nYou should be very familiar with HTML, CSS, Python, Javascript and have strong design principles. We currently use a mixture of tools but are primarily using Fastapi and Svelte. If you obsess over fast, performant, and beautiful web applications then you should apply.\n\nResponsibilities\n\n\nCommunicate with Design, Product to determine requirements and assets for functionality on the Brave Search web application.\n\nMaintain existing components and features on Brave Search.\n\nEffectively translate designs into performant and fully responsive pages or apps. This occasionally involves offering design suggestions in order to better accommodate various screen sizes. \n\nEnsuring high-performance and availability.\n\nKeeping us to a high security standard\n\nWork collaboratively with geographically-distributed team members to help identify and fix bugs\n\n\n\n\n\nLocation\n\nAnywhere, but European timezones preferred (or at least a significant overlap with European timezones).\n\nRequirements\n\n\nDeep understanding of HTML, CSS, JavaScript.\n\nAdvanced knowledge of Python.\n\nExperience working with a design team to implement a front-end design system. \n\nExperience developing API Gateways.\n\nExperience working with a front-end framework/library such as React, Vue, Angular, or Svelte.\n\nExperience building a responsive website across various screen sizes\n\nUnderstanding of security issues surrounding all aspects of the front-end\n\nAbility to work fast and under tight deadlines\n\n\n\n\nNice to haves\n\n\nRemote work experience \n\nExperience with Svelte.\n\nUnderstanding CDN systems, cache purging\n\nExperience deploying and managing AWS services and web apps\n\n\n\n\nWorking at Brave\n\n\nIndustry-leader in privacy, with a research and engineering team that’s innovating everyday to keep people safer online and beat Big Tech\n\nHighly competitive salaries & benefits, and generous home-office stipends\n\nFully remote team (no office, no commute)\n\nWelcoming, humble, ridiculously smart teammates, and a truly flat org structure\n\nOpportunity to get in early at a hyper-growth company, and revolutionize the web\n\n\nOh, and did we mention Brendan, our CEO & co-founder, invented JavaScript?\n\n\n\n\n\n\nUnited States Candidates: The salary range for this role is $70,000 - $200,000 USD, depending on experience.\n\nCheck us out\n\nLinkedIn | Glassdoor | brave.com\n\n\n\n\n\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, Crypto, JavaScript, API, Marketing, Engineer and Digital Nomad jobs that are similar:\n\n $60,000 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nAnywhere, but European timezones preferred (or at least a significant overlap with European timezones).