\nCompany Background:\n\nThe Giving Block, a Shift4 company, is the platform helping nonprofits fundraise more effectively from modern philanthropists. Pioneers of the “Crypto Philanthropy” movement, The Giving Block developed the leading solutions for cryptocurrency donations, taking crypto and NFT donations mainstream in the nonprofit sector. The Giving Block’s team then developed a stock giving experience built to empower even more donors to give non-cash assets. When combined, The Giving Block’s product suite empowers more donors than ever to give assets to their favorite causes. Today, thousands of nonprofits are using The Giving Block to fundraise from modern philanthropists. Learn more about The Giving Block here.\n\nShift4 Payments (NYSE: FOUR) is a leading provider of integrated payment processing and technology solutions, delivering a complete omnichannel ecosystem that extends beyond payments to include a wide range of value-added services. The company’s technologies help power over 350 software providers in numerous industries, including hospitality, retail, F&B, e-commerce, lodging, gaming, nonprofits, and many more. With over 7,000 sales partners, the company securely processed more than 3.5 billion transactions annually for over 200,000 businesses in 2019. For more information, visit shift4.com. \n\nShift4’s entry into the nonprofit market began when our CEO raised $243 million for St. Jude as part of his trip to space. Soon after, we acquired The Giving Block, the leader in Crypto Philanthropy. Now we’re expanding to formally offer a full range of payment processing products and services to the nonprofit industry.\n\nSummary:\n\nWe are looking for talented Backed End developer to join our engineering team. You will be working in one of our international Scrum teams in a fast-paced “startup like” environment, participating in development of Core services, working on new features and integrations, taking part in all Scrum team activities, you will be not only doing hands on development and also making technical decisions and designing technical solutions. We need someone who is smart and proactive in taking ownership and seeing problems through to resolution, responsible and self-managed, but at the same time a good team player.\n\nJob Responsibilities:\n\n\nWork with founders and senior leadership to bring ideas to life\n\nContinue developing the core product and infrastructure\n\nExample projects: \n\n\n\nCreating internal and external dashboards\n\nClient self-service portal\n\nDonation widget and fundraising platform updates\n\nPartner integrations\n\nDesigning, building and maintaining end-to-end backend services using TypeScript, Node.js and our company's framework.\n\nWriting well-structured, maintainable, and efficient code along with unit tests.\n\nIntegrations with third-party APIs, development of our public API.\n\nResearch and analyze epic tasks and collaborate with the product team.\n\n\n\nEnsure security and quality of backend services as we deal with our client's money.\n\nProvide production support, troubleshooting and bug fixing.\n\nStorage layer: design DB schema, SQL query writing, query performance analysis.\n\nWork in Agile team using Scrum methodology, participate in all sprint activities, grooming sprint backlog, estimation of sprint tasks, creation of technical solutions etc.\n\nCollaborate with the development team, QAs and product team on system improvements and selection of tools and technologies, code review.\n\nAssist the team in creating and maintaining tech documentation.\n\n\n\n\nCompetencies:\n\n\n4+ years of experience as a back-end developer with at least 2-3 recent years of experience with NodeJS\n\nExperience with TypeScript\n\nYou are skilled in SQL databases, OOP, SOLID, system design, design patterns and GRASP\n\nA thorough understanding of writing secure code and an awareness of common security vulnerabilities in web applications\n\nStrong communication skills in English \n\nReact JS\n\nGood understanding about React JS app architecture\n\nRest API\n\nDeep understanding of JavaScript \n\nWeb security\n\nCSS-in-JS\n\nTypeScript\n\nExperience with React JavaScript framework a plus \n\n\n\n\nQualifications:\n\n\nKnowledge of PostgreSQL, cloud providers (AWS, Google Cloud), message queue (RabbitMQ, AWS SQS, Kafka), Docker\n\nYou have designed and developed web services or/and done integrations with third party APIs\n\nExperience in production support (troubleshooting, bug fixing)\n\nInterest in blockchain, cryptocurrencies, and/or non-profits\n\nAnalytical and problem solving skills\n\nGood understanding of  Web Security Vulnerabilities and best practices\n\nExperience with agile product development\n\nExperience with Jira software (or similar platforms) a plus \n\nSelf-starter with an ability to learn new concepts quickly\n\n\n\n\n \n\nThis is a fully remote position, candidates from European time zones are highly welcome.\n\nPlease note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.\n\nWe are an Equal Opportunity Employer and do not discriminate against any employee or applicant for employment because of race, color, sex, age, national origin, religion, sexual orientation, gender identity and/or expression, status as a veteran, and basis of disability or any other federal, state or local protected class. \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, Crypto, NFT, React, JavaScript, Cloud, Senior, Sales 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\nLondon, England, United Kingdom

kollect.me is a seed stage NFT marketplace. Partnering with brands and creators, kollect.me aims to deliver engaging experiences for buyers all over the world.\n\nWe value creativity, hustle, and low ego. kollect.me is largely a user-driven organization, so you’ll have a seat at the table in influencing the platform, culture, and community. We are an all-remote company, but prefer that you have availability during EU work hours to facilitate better collaboration with your core team.\n\nWe are looking for an experienced CTO or Head of Engineering to join our mission to transform digital collections. This will be a hands on role where you will be required to code. You will also be responsible for growing and shaping our engineering team, including frontend, backend, security and infrastructure.\n\n**Responsibilities**\n* System design and architecture of our Marketplace\n* Responsible for integration with our third party Web3 platforms (Nervos blockchain, minting platform, etc.)\n* Technical tasks, assignments and code reviews\n* Manage and monitor cloud infrastructure\n* Full stack development as needed\n* Removing any blocker in tech development related activities\n* Hiring and growing our engineering team\n\n**Skills**\n* Bachelor’s degree in Computer Science or Computer Engineering (*required*)\n* 6+ years of tech development experience (*required*)\n* Previous startup experience and strong track record (*required*)\n* 2+ years of blockchain industry experience (*preferred*). A deep understanding of the blockchain industry, tokenomics and decentralized product development would be a strong plus\n* Previously worked on a dApp (*preferred*)\n* Vast experience in CI/CD pipelines and architecture at scale (*AWS preferred*)\n* Solid grasp of at least one backend language (Node.js/PHP/Python/Ruby)\n* Solid grasp of a modern UI library (React.js/Vue.js)\n* Experience in Docker and Kubernetes management\n* Vast experience in unit, integration and regression testing\n* Exceptional interpersonal and collaboration skills \n\nPlease mention the words **STEP SODA CONTROL** when applying to show you read the job post completely (#RMjE2LjczLjIxNi4xODA=). This is a feature to avoid spam applicants. Companies can search these words to find applicants that read this and see they're human.\n\n \n\n#Salary and compensation\n $90,000 — $120,000/year\n \n\n#Location\nWorldwide

## Argent\nWe believe that the future of money and the internet should be more open and fair. That everybody should have equal access to economic opportunities, and that this brave new future is possible. It can be realised through crypto.\n\nThat's why we started Argent: the world's most simple and secure smart wallet. Empowering you to control and prosper from your digital assets and identity.\n\nWe launched in 2018 and are fortunate to be backed by Silicon Valley and Europe's top investors, including Paradigm, Index Ventures, Creandum and firstminute capital.\n\nWe're now getting ready to bring crypto's benefits to millions more people.\n\n## The role\nWe're looking for a talented senior engineer to join our backend development team. Our backend consists mostly of Java micro-services and a serverless data processing pipeline in Node.js. Our infrastructure runs on AWS (Docker/Beanstalk), deployed and maintained with Terraform.\n\n## Requirements\n* 5+ years experience as a software engineer developing cloud-native solutions\n* Strong computer science, security and networking fundamentals\n\n*You'll have expert knowledge of:*\n* Java (Spring Boot, J2EE) and Javascript (Node.js)\n* Database design (Postgres) and data processing (queues, caches)\n* API design, management and security\n* Functional programming and building serverless systems (AWS Lambda)\n* Unit and integration testing to deliver high quality code\n* Deploying, monitoring and scaling apps in a production environment\n\n*We're also looking for experience with:*\n* Ethereum blockchain\n* Big Data & Data Engineering experience (Spark/EMR/Kinesis)\n* Open source software and contributions\n\n## Benefits\n* Work remotely - anywhere in Europe (but Europe only). No commute. Lots of flexibility. \n* Plenty of time to care for your kids or cats.\n* Equity in a high growth startup backed by the investors of Spotify and Slack.\n* Autonomy - you decide how to achieve your best work.\n* Trips across Europe - for one week every three months we collaborate in person, explore new solutions and have fun. So far we’ve stayed in Nice, Toulouse, Brussels, Lisbon and Barcelona. We'll resume these when safe following COVID.\n* Equipment - pick the tech setup of your choice.\n* Parental leave - generous package for new parents.\n* Build a new industry - help define the future of the web. \n\nPlease mention the words **BUS BOUNCE JUNGLE** when applying to show you read the job post completely (#RMjE2LjczLjIxNi4xODA=). This is a feature to avoid spam applicants. Companies can search these words to find applicants that read this and see they're human.\n\n \n\n#Salary and compensation\n $90,000 — $120,000/year\n \n\n#Location\nEurope

### About Jur\nJur is a decentralized online dispute resolution platform ⚖️\nJoin us in revolutionizing the justice sector to make it more transparent, efficient and open.\nAccess to justice is hypothetical for too many people. Help us make it real for everyone 🚀️\n \n### About the Role\nWe are looking for an experienced chief technology officer to join our mission to improve access to justice.\n \n**Please note**: this will be a hands on role where you will be required to code (e.g. half of your working day). Most of your time will be spent in coordinating the team, reviewing technical requests from the management and making sure that work is on track and that follows best practices.\n \n### Responsibilities\n \nAs a CTO your role will be:\n \n* requirements analysis\n* system design and architecture\n* technical tasks assignment and review\n* manage and monitor cloud infrastructure\n* codebase review\n* full stack development as needed\n* removing any blocker in tech development related activities\n* coordinate with CPO for product releases and delivery\n* contribute to go-to-market technical strategy\n* give walkthroughs and demo to users or potential customers\n* having a good work ethic and integrity to set an example for the team\n* you will be reporting to the CEO and COO\n \n### Skills\n \n* Bachelor’s degree in Computer Science or Computer Engineering (mandatory)\n* 6+ years of tech development experience (mandatory)\n* 2+ years of blockchain industry experience (preferred). A deep understanding of the blockchain industry, tokenomics and decentralized product development would be a strong plus\n* Previously worked on a dApp (preferred)\n* Solid grasp of at least one backend language (Node.js/PHP/Python/Ruby)\n* Solid grasp of a modern UI library (React.js/Vue.js)\n* Knowledge of the Truffle Suite and dApp development lifecycle\n* Vast experience in CI/CD pipelines and architecture at scale (GCP, preferred)\n* Experience in Docker and Kubernetes management\n* Vast experience in unit, integration and regression testing\n* Previous startup experience and strong track record (mandatory)\n* Experience in Agile development and OKRs (mandatory)\n* Experience managing cross-functional and distributed teams\n* Exceptional interpersonal and collaboration skills\n* A positive can-do attitude and sense of urgency\n* Quick learner who loves co-creating with others and building team cohesiveness\n* Understanding of current and future market trends and how blockchain can be utilized\n* Native English speaker (preferred)\n* Availability to travel up to 30% of the time once COVID-19 restrictions are lifted and it is once again safe to meet customers in person and have in-house presentations etc.\n\n### Hiring Process\n \n* We receive and review your application 🔍️\n* If you meet all the mandatory requirements we will send you an assignment ✅️\n* If you perform well on the assignment, an interview 🎤️ will be scheduled with our management where we evaluate together the cultural fit (occasionally this can have some technical questions too 🤖️)\n* If you pass this last round...congratulations and welcome aboard! 🎊️\n \n### Location\n \nFor the entire next year, this position will be almost entirely remote 🌍️\nWe might require to travel from time to time either to meet with the team or for meeting customers so availability to travel is preferred.\nPossible travel locations: San Francisco 🇺🇸️, Bangalore 🇮🇳️, Dubai 🇦🇪️, Europe 🇪🇺️. \n\nPlease mention the words **SHELL TRUTH DOMAIN** when applying to show you read the job post completely (#RMjE2LjczLjIxNi4xODA=). This is a feature to avoid spam applicants. Companies can search these words to find applicants that read this and see they're human.\n\n \n\n#Salary and compensation\n $80,000 — $100,000/year\n
\n\n#Benefits\n 🌎 Distributed team\n\n
\n\n#Location\nWorldwide