\nThe League is seeking a talented Senior Software Engineer to join us on our mission to make meaningful connections for those who refuse to settle.  Join our team to work on challenging problems using modern tools, and make a big impact on not just our technology - but the dating and social life of our users!  We are a lean engineering team so you will have many different opportunities to make meaningful contributions to important problem spaces.  \n\n\nKnow where you belong.\nThe League is the newest addition to the Match Group portfolio . The League was created for ambitious, career-focused singles looking for a long-term relationship. Creating a sense of belonging doesn’t stop at our products - it’s the foundation of every team we hire.\n\n\nThis is a remote position. We will consider candidates across the US.\n\n\n\n\n\nAs part of the team, your responsibilities will include:\n* Understanding our backend technologies\n* Working alongside and communicating with other talented engineers\n* Estimating stories and tasks considering complexity, uncertainty, and level of effort\n* Finding healthy balances between release speed, tech-debt, and code quality\n* Writing and maintaining code, tests, and bug fixes for production systems\n* Creating secure, performant API resources for frontend teams\n* Improving security, performance, and maintainability of the backend stack\n* Configuring and maintaining AWS infrastructure through code\n* Responding to production issues\n\n\n\nAs part of the team, you'll be able to:\n* Use contemporary technologies to solve interesting problems.  Our primary backend stack consists of Node, PostgreSQL, Redis, and AWS.\n* Build new features on top of a solid codebase\n* Bring new insight and ideas to solve both challenging and straightforward problems\n* Make not just backend contributions, but frontend as well \n\n\n\nWe could be a Match if you have:\n* BS in Computer Science or related field\n* Professional experience deploying production code for at least 5 years\n* Experience with Javascript or Typescript in a Node.js environment \n* Experience with SQL (preferably PostgreSQL) \n* Experience with Terraform and AWS\n* Experience and alignment with Agile methodologies\n* Experience as a generalist working across multiple areas (including API code, UI code, and database optimization)\n\n\n\n\n$146,500 - $176,500 a yearFactors such as scope and responsibilities of the position, candidate's work experience, education/training, job-related skills, internal peer equity, as well as market and business considerations may influence base pay offered. This salary range is reflective of a position based in Los Angeles, CA. This salary will be subject to a geographic adjustment (according to a specific city and state), if an authorization is granted to work outside of the location listed in this posting.\n\n#LI-CENTRAL\n\n\n#LI-CH1 \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to JavaScript, 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

Description\n\nThe Engineering Team at Fleetio is expanding and has an opportunity for a Senior Front End Engineer to join our team. In this role, you will focus on delivering a delightful user experience using React and other modern front-end tooling. You will produce high-quality features, help scale our front-end architecture, and manage our component system for our web product. You will collaborate with Product Managers, Designers, and other Engineers to plan, design, and drive the implementation of cohesive solutions in core areas of our platform.\n\nYou will influence the following areas: front-end architecture decisions, build tooling, UI and UX design, component library design and implementation, API design, Quality Assurance, and automated testing.\n\nIf you are an engineer with a mind for front-end architecture, UX design intuition, and a strong understanding of TypeScript and newer browser APIs, we would love to connect with you.\n\nA little about us…Fleetio is a modern software platform that helps thousands of organizations around the world manage their fleet operations. Transportation technology is a hot market and we’re leading the charge, with raving fans and new customers signing up every day. We raised $144M in Series C in June of 2023 and are on an exciting trajectory as a company.\n\nMore about our team and company:\n\n\n* Watch our culture videos: https://fleet.io/culture\n\n* Fleetio overview video: https://www.youtube.com/watch?v=IlvIbwZT3oU\n\n* Our careers page: https://www.fleetio.com/careers\n\n\n\n\nThis is a remote opportunity and is open to candidates in the United States, Canada, or Mexico.\nWho you are\n\nThe ideal candidate for this role is a user-focused, expert-level React engineer with experience owning and building complex SPAs. You have a deep understanding of the browser (and some experience with full-stack web frameworks like Ruby-on-Rails or similar is preferred). You possess strong, but loosely held opinions about front-end architecture. You are passionate about solving business problems with clean, consistent design, delightful UX, and scalable architecture. You have the skills to implement high-quality user experiences while maintaining consistency in the UI. You are product-minded and team-oriented, willing to hear others' opinions and educate on best practices. You have excellent communication skills (particularly written).\nYour impact\n\n\n* Your primary focus is on UI and front-end architecture, but you feel comfortable navigating the whole web stack for context and occasional backend updates\n\n* Design, develop, and maintain scalable front-end architecture solutions to help enable feature development for our web teams\n\n* Utilize profiling and APM tools to assess and solve poor front-end experiences and performance issues\n\n* Deliver delightful user experiences through evolving our component library and building new features\n\n* Engage in collaborative design and implementation of features\n\n* Produce well-tested, maintainable, and performant code\n\n* Research and implement prototypes and spikes as necessary to validate assumptions and technical feasibility\n\n* Express your opinions to help drive development and planning processes\n\n* Thoroughly review your peers' code to ensure quality, maintain consistency, and share knowledge\n\n* Advocate for and mentor the broader web engineering teams on React and Typescript best practices and development patterns\n\n* Champion for the overall quality of the front-end codebase\n\n\n\n\n\nYour experience\n\n\n* Experience owning and architecting complex React applications\n\n* Comprehensive knowledge and command of TypeScript\n\n* Expert level Javascript (ES6+) experience, primarily focused on React, and/or other related front end frameworks\n\n* High comfort level with HTML & CSS and ability to create dynamic UX workflows and custom-designed UI components\n\n* Experience with modern JS ecosystem tooling, such as esbuild, Webpack, Babel\n\n* Experience with testing frameworks such as Jest, Playwright\n\n* Experience identifying, profiling and fixing frontend performance bottlenecks\n\n* Exposure to backend development in a modern web framework\n\n\n\nBenefits\n\n\n* Multiple health/dental coverage options\n\n* Vision insurance\n\n* Incentive stock options\n\n* 401(k) match of 4%\n\n* PTO - 4 weeks\n\n* 12 company holidays + 2 floating holidays\n\n* Parental leave- birthing parent (12 weeks paid) non-birthing (4 weeks)\n\n* FSA & HSA options\n\n* Short and long term disability (short term 100% paid)\n\n* Community service funds\n\n* Professional development funds\n\n* Wellbeing fund - $150 quarterly\n\n* Business expense stipend- $125 quarterly\n\n* Mac laptop + new hire equipment stipend\n\n* Monthly catered lunches\n\n* Fully stocked kitchen with tons of drinks & snacks\n\n* Remote working friendly since 2012 #LI-REMOTE\n\n\n\n\nFleetio provides equal employment opportunities to all employees and applicants and prohibits discrimination and harassment. We celebrate diversity and are committed to creating an inclusive environment for all. All employment is decided on the basis of qualifications, merit and business need.\n\nThis application is not intended to and does not create a contract or offer of employment. Employment with Fleetio is at will.\n\nIf you have a disability or a special need that requires an accommodation to fill out the online application, please let us know by calling (205) 718-7500.\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, React, Testing, JavaScript, CSS, HTML, Typescript, API, Senior, Engineer and Backend jobs that are similar:\n\n $65,000 — $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

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

\nPassionate about precision medicine and advancing the healthcare industry?\n\nRecent advancements in underlying technology have finally made it possible for AI to impact clinical care in a meaningful way. Tempus' proprietary platform connects an entire ecosystem of real-world evidence to deliver real-time, actionable insights to physicians, providing critical information about the right treatments for the right patients, at the right time.\n\nAbout our Teams:\n\nAt Tempus, products are owned and developed by small, autonomous teams composed of developers, designers, scientists, and product managers. You and your team set the goals, build the software, deploy the code, and contribute to a growing software platform that will make a lasting impact in the field of cancer research and treatment.\n\nTempus builds software as nimble as our teams. Our modern tech stack - React, NodeJS, Typescript and Python on GCP - allows our teams to iterate rapidly and lead our industry in innovation. Our decentralized, microservice architecture and emphasis on automation allow us to deliver  advanced solutions with confidence, and at scale.\n\nAs a Senior Software Engineer specializing in EHR Integrations at Tempus, you will play a crucial role in bridging Tempus' exceptional point-of-care insights with the EHR systems utilized by our partner practices for patient management. Your responsibilities will involve constructing cutting-edge full-stack applications, leveraging interoperability standards such as FHIR and HL7. This includes developing Chromium project overlay apps that are compatible with browser-based EHR systems, as well as applications tailored for Windows desktop-based EHR systems.\n\nWhy we’re looking for you:\n\n\n* You have several years of hands-on software development using any of the following languages: JavaScript/TypeScript/Java/Python or equivalent\n\n* You have HealthCare development experience including EHR APIs (Epic, Cerner or OncoEMR's FHIR Resource, or proprietary APIs) and or HL7 integrations\n\n* You love exploring hard problems and solving them with data-driven, iterative software development\n\n* You understand the challenges and appreciate the rewards of a distributed and event-based architecture\n\n* You've worked in fast-paced, agile environments and helped keep projects on track, troubleshoot roadblocks, write documentation, and coordinate cross-team collaboration\n\n* You enjoy learning from and collaborating with a diverse, talented team and mentoring junior team members\n\n* Excellent communication skills\n\n\n\n\nBonus points for:\n\n\n* Experience with Docker, AWS, GCP\n\n* Experience a relational DB such as MySQL or PostgreSQL\n\n* Experience in building pluggable UIs (overlays) via chrome plugins / chromium apps in browsers / windows desktop.\n\n* Experience with API design and development\n\n* Experience in biotech, genomics, and precision medicine\n\n\n\n\nResponsibilities for the position:\n\n\n* Work on a Scrum team, create and maintain APIs, Services, and Components using JavaScript/Typescript and Node.js in a cloud-first environment\n\n* Use forward-leaning software engineering approaches in your work, e.g. clean code.\n\n* Contribute to a team culture that achieves a well designed system and a culture of learning and continuous improvement.\n\n* Mentor other software engineers\n\n\n\n#LI-SH1\n#LI-Hybrid\n#LI-Remote\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, Typescript, API, Senior and Engineer 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\nChicago, Illinois, United States

\n\nAt ChromaWay, we are the creators of relational blockchain, a class of blockchain platforms that combine the power and flexibility of mature relational database systems with the secure collaboration and disruptive potential of blockchain. \nOne of ChromaWays biggest gaming projects, My Neighbor Alice, are now on the lookout for a new Senior Unity Developer. Is it you that we are looking for?\nAbout My Neighbor Alice\nMy Neighbor Alice is an innovative multiplayer blockchain game combining virtual worlds, NFTs, and social interactions. While owning and trading unique in-game assets, players build and explore a vibrant, open-world cooperative environment. Our team is committed to unlocking a new era of gaming in which game mechanics enable users to realize their full creative and financial potential.\nWe foster a culture of collaboration, creativity, and innovation at My Neighbor Alice, providing an unparalleled platform for bringing your ideas to life in a diverse and passionate team.\nJoin the next-generation gaming revolution by working with us to reshape the gaming landscape. We will team up to create an unforgettable experience for millions of players worldwide. Begin this exciting journey with us and explore the Lummelunda archipelago in My Neighbor Alice.\nAbout the Challenge\nJoin My Neighbor Alice as a Senior Backend Developer and play a pivotal role in advancing our revolutionary vision in the gaming industry. We are on a quest to craft the first fully decentralized massively multiplayer online game, and your expertise is key to realizing this ambition. This role is tailored for professionals who are passionate about backend development and eager to delve into the dynamic world of blockchain and Web3 technologies. In this role you will be able to apply your existing expertise in Node.js, TypeScript, and Postgres, and you will also gain significant experience with Chromia and Ethereum. Therefore, it is crucial that you are very motivated to learn new technologies and coding patterns.\nResponsibilities\n\n* \nDevelop and maintain the backend infrastructure for our game’s web dashboard and marketplace.\n\n* \nWork extensively with Postgres and Node.js using TypeScript to ensure robust and scalable backend solutions.\n\n* \nIntegrate backend systems with Ethereum Virtual Machine (EVM) smart contracts and Chromia decentralized applications (dApps), ensuring seamless functionality and user experience.\n\n* \nCollaborate with cross-functional teams to design and implement new features, while optimizing existing ones for better performance and reliability.\n\n* \nActively participate in code reviews, maintaining high standards for code quality and system security.\n\n* \nStay abreast of the latest trends in blockchain technology and Web3 developments, applying this knowledge to improve our backend systems.\n\n\n\nRequirements\n\n* \nAt least 5 years of professional experience in backend development, with a proven track record of successfully delivered projects.\n\n* \nDemonstrable experience in advanced backend development concepts, including but not limited to database design, API design, scalability, and security best practices.\n\n* \nExperience in leading or mentoring junior developers, conducting code reviews, and contributing to the development of best practices within a team.\n\n* \nDemonstrated ability in managing complex projects, meeting deadlines, and effectively collaborating in a team environment.\n\n* \nExcellent problem-solving skills, with the ability to think creatively and innovate in a fast-paced, dynamic environment.\n\n* \nFamiliarity with blockchain technologies, smart contracts, and experience working with EVM-compatible blockchains.\n\n\n\n\n\nWe encourage all interested candidates to apply, whether or not they meet all the listed requirements. Diverse perspectives and experiences are essential to our success and we welcome applicants from all backgrounds.\nWhat do we offer?\nAt ChromaWay, we believe in creating a workplace that not only fosters professional growth but also makes work an enjoyable and fulfilling experience. We offer more than just a job; we offer a dynamic and supportive environment where your skills are valued, your growth is nurtured, and your work is meaningful. Also, did we mention it's fully remote? If you're ready to be part of a team that combines work, fun colleagues, and a fast-paced atmosphere, we invite you to join us on this exciting journey. Your future career awaits at ChromaWay!\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, Ethereum, Typescript, API, Senior 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

\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 RabbitHole:\nRabbitHole is a Series A company committed to expanding global economic opportunities by connecting users with protocol earning possibilities. With a legacy rooted in well-known crypto companies like OpenSea, Dapper Labs, Coinbase, and Optimism and leading investors like Greylock and Electric Capital, we're reshaping the way protocols distribute token ownership and grow sustainably with our full-stack quest toolkit.\n\nThe Role:\nAs a Senior Backend Developer, you will be responsible for ensuring we have industry leading up-times and performance. You’ll be working with an extremely collaborative tight-knit team of senior developers. You’re excited at the prospect of growing your aptitudes in a product first culture that ships code.\n\nResponsibilities:\n\n* Own our transaction indexer stack end-to-end, making sure we balance reliability and flexibility in a multi-chain world\n\n* Assist front-end and protocol developers in ensuring performant data availability derived from RPC providers for our application stack\n\n* Understand trade-offs between various providers and server infrastructure with an ability to communicate those trade-offs to technical and non-technical stakeholders as we scale our product\n\n* Ability to specify server infrastructure and database migration strategies while optimizing for stability and uptime\n\n* Assist in public API feature adds, security and maintenance cycle as needed\n\n\n\n\nAbout You:\n\n* 5+ years of experience in an engineering role with 1+ years of experience with distributed systems. Documented years of experience working on production transaction indexers with high throughput will be counted at a premium\n\n* Self-starter who finds ways to contribute across the stack as needed\n\n* Strong curiosity and desire to stay up-to-date on latest technologies and implement them, with a desire to become a subject matter expert within the team\n\n* Experience working directly on multi-chain transaction indexers with high throughput (1+ years)\n\n* Documented proficiency in Typescript server architecture, preferably with open source contributions (3+ years)\n\n* Demonstrable experience working with large SQL databases (3+ years)\n\n* Experience working in Rust or running full nodes is a plus\n\n\n\nCompensation Range: $150K - $200K\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Crypto, Typescript, API, Senior, Engineer and Backend jobs that are similar:\n\n $60,000 — $107,500/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 Lava:\n\nAt Lava we believe blockchain data should be accurate and access to this data should be scalable, private, and uncensored.  Our mission is to create a marketplace for blockchain data via aligned token incentives and an open-source protocol for RPC nodes and APIs.  We are backed by some of the top crypto-native venture capital funds and angel investors.\n\nWith a deep technical background in cybersecurity, we have extensive experience in finding, exploiting, or patching digital vulnerabilities.  As a team we are accomplished founders, CTOs, engineers, and business people inspired to support the creativity blockchains are unlocking and its future applications.\n\nLava is remote-first with team members from across the world.\n\nWhere we need help: Engineers from across the world are working together to build on our open source code-base built on the Cosmos SDK ecosystem. Lava Network is seeking a Senior Back-End Developer skilled at designing, building and deploying highly secure, scalable and maintainable back-end service for Lava’s decentralized network.\n\nYour Job:\n\n\n* Develop backend services and API for Lava’s new products as well as other internal applications as necessary\n\n* Write clean and scalable code to develop highly functional web applications\n\n* Keep track of the evolving technologies and maintain documentation\n\n* Collaborate closely with Product Managers, Designers, and DevOps colleagues to bring ideas to production\n\n* Work with other R&D teams to progress company-wide projects\n\n\n\n\nRequirements:\n\n\n* Professional experience as a back-end developer of 5+ years (Node/Python/C++)\n\n* Professional experience in Typescript and programming in Golang\n\n* Experience working with large codebase and distributed teams\n\n* Strong understanding of database schema design\n\n* Development experience on cloud computing platforms\n\n* Strong understanding of networking concepts\n\n* Experience with high load applications and performance tuning experience\n\n* Passionate about the crypto markets, blockchain technology, and decentralized applications\n\n\n\n\nYour Competencies:\n\n\n* \nIntelligence: Learns quickly. Demonstrates ability to quickly and proficiently understand and absorb new information.\n\n* \nListening Skills: Lets others speak and seeks to understand their viewpoints.\n\n* \nOpenness to criticism and ideas: Often solicits feedback and reacts calmly to criticism or negative feedback.\n\n* \nOrganization and Planning: Plans, organizes, schedules, and budgets in an efficient, productive manner. focuses on key priorities.\n\n* \nAttention to Detail: Does not let important details slip through the cracks or derail a project.\n\n* \nEfficiency: Able to produce significant output with minimal wasted effort.\n\n* \nCreativity/Innovation: Generates new and innovative approaches to problems.**\n\n* \nEnthusiasm: Exhibits passion and excitement over work. Has a can-do attitude.\n\n* \nFlexibility/adaptability: Adjust quickly to changing priorities & conditions. Copes effectively with complexity and change.\n\n* \nCommunication in English: Speaks and writes clearly and articulately in English\n\n\n\n\nAbout our Culture:\n\nWe are passionate about what we’re doing and our distributed global team is already working well together from 14 different countries.  We feel our shared values are the secret to our energized culture.\n\nOur Values:\n\n* We are learning and unafraid of asking basic questions\n\n* We each take the initiative, we are capable and reliable\n\n* We respect each other’s time because it is valuable\n\n* We choose our battles\n\n* Feedback delivered with kindness is great, even if difficult to say or hear\n\n* We listen with the intent to understand and change our mind\n\n* We pick up the phone to resolve friction\n\n* We take ownership of misses and direct praise to the team\n\n* We choose joy to increase positivity\n\n\n\nIf you and your peers agree we’re describing you, and our beliefs and values resonate, please introduce yourself by applying! \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Crypto, DevOps, Cloud, Typescript, API, Senior and Backend jobs that are similar:\n\n $60,000 — $105,000/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