\nThis is a contract opportunity. You will be employed by Magnit to work on assignment with GuideWell.\nJOB SUMMARY:\n* Sr. React Developers are responsible for the development, programming, and coding of Information Technology solutions using ReactJS, Redux, D3 and NodeJS to enable Florida Blue Customer Experience applications.\n* Senior IT Developers are responsible for documenting detailed system specifications, participation in unit testing and maintenance of planned and unplanned internally developed applications, evaluation and performance testing of purchased products. Senior IT Developers are responsible for including IT Controls to protect the confidentiality, integrity, as well as availability of the application and data processed or output by the application. Senior IT Developers lead efforts, oversee work results, provide training and serve as a technical resource for other Developers.\n\n\nGENERAL REQUIREMENTS:\n* Experience with unit testing, release procedures, coding design and documentation protocol as well as change management procedures\n* Proficiency using MERN and MEAN Scaffolding tools\n* Demonstrated organizational, analytical and interpersonal skills\n* Flexible team player\n* Ability to manage tasks independently and take ownership of responsibilities\n* Ability to learn from mistakes and apply constructive feedback to improve performance\n* Must demonstrate initiative and effective independent decision-making skills\n* Ability to communicate technical information clearly and articulately\n* Ability to adapt to a rapidly changing environment\n* In-depth understanding of the systems development life cycle\n* Proficiency programming in more than one object-oriented programming language; React.Js, Node.JS, JavaScript, and HTML\n* Proficiency with HTML, CSS, SASS, JavaScript/jQuery, local storage, and cross-browser compatibility are required\n* May include database knowledge in MongoBD\n* Experience with modern web/UI development tools and techniques: Node, Webpack, Grunt/Gulp, GIT, Axios, Jest\n* Client-side templating: mustache.js, handlebars.js, panni.js, and dust.js\n* Proficiency using standard desktop applications such as MS Suite and flowcharting tools such as Visio\n* Proficiency using debugging tools such as, Advanced Debugger, Allinea DDT, AQtime, ARM, CA/EZTEST, etc.\n* Solid knowledge of DOM manipulation and client-side validation\n* Solid knowledge with jQuery and other JavaScript libraries\n* High critical thinking skills to evaluate alternatives and present solutions that are consistent with business objectives and strategy\n* Experience with responsive grid systems\n* Solid knowledge of React and Redux principals and build out.\n\n\nPREFERRED QUALIFICATIONS:\nThe preferred qualifications listed below reflect desired knowledge, skill, and/or experience.\nAdditional Preferred Qualifications:\n* Various Domain experience; Health Care, Financial, etc\n* Experience using Agile, Waterfall, or hybrid methodology\n* Experience with mobile design (native and mobile web) a plus\n* Experience with Foundation a plus\n* Experience with web accessibility guidelines and requirements a plus\n\n\nRequired Work Experience:\n* 5+ years related work experience, Professional experience with technical design and coding in the IT industry\n\n\nRequired Education:\n* Related bachelor’s degree or related work experience\n\n\nComments for Suppliers: \n* Looking for Sr. Developers with the following: Java J2EE, Thyme Leaf, Spring boot, MERN stack, Red Hat Open shift platform, SSO, Former FLBL experience preferred but not required.\n\n\n \nGuideWell and its family of companies has partnered with Magnit as its Managed Service Provider (MSP) and Employer of Record (EOR) since 2018. In May of 2025, GuideWell joined Magnit Direct Source to implement the GuideWell Contractor Cohort. This program is designed to create, manage and curate a contractor talent pool for temporary contract opportunities with GuideWell. As a contractor working on temporary assignment with GuideWell, you'll be employed by Magnit. You'll have the opportunity to work on temporary projects at GuideWell companies that make a real difference in people's lives while enjoying the benefits of being part of the Magnit team. \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, Java, Mobile and Senior jobs that are similar:\n\n $60,000 — $120,000/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

\nWHAT YOU’LL DO:\n\n\n* Work remotely from home during the business hours of 9:00am-5:00pm EST \n\n* Engineer production-quality code to deploy these solutions on a platform specific for the client\n\n* Enhance testing platforms, improve test automation, foster software craftsmanship\n\n* Develop technical architecture and suggest the appropriate cloud services and frameworks to accomplish product goals\n\n* Surprise and delight customers and partner software engineers\n\n* Monitor and evaluate the performance of our solutions\n\n\n\n\nREQUIREMENTS\n\n\n* Bachelor’s Degree in Computer Science or related field\n\n* 4 + years of professional experience in Object Oriented development in JavaScript (Node, React, React Native)\n\n* 4 + years of professional experience with developing and deploying to cloud platforms, such as Amazon Web Services (AWS)\n\n* 2+ year of professional experience in Test Driven Development (TDD) and eXtreme Programming (XP) practices\n\n* Full Stack developer with heavy experience working on backend\n\n\n\n\nBONUS POINTS FOR:\n\n\n* Deep understanding of Object-Oriented Design Principles\n\n* Experience with CA Agile Central (Rally), backlogs, iterations, user stories, or similar Agile Tools.\n\n* Familiar with eXtreme Programming (XP) practices including Pair/Mob programming and Test-first/Test Driven Development (TDD)\n\n* Experience with GitHub\n\n* Highly effective in working with other technical specialists, Product Managers, UI/UX Designers and business partners.\n\n* Capable in CI/CD tools and pipelines such as Harness, Jenkins, Maven, Gradle, etc.\n\n* Strong oral and written communication skills.\n\n* Ability to multi-task and manage changing priorities.\n\n* Strong teamwork and interpersonal skills.\n\n* Ability to work independently and take initiative when solving unexpected problems.\n\n* Understanding of fundamental data modeling\n\n* Experience in development of microservices.\n\n* Experience with CA Agile Central (Rally), backlogs, iterations, user stories, or similar Agile Tools.\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, Amazon, React, Cloud and Engineer jobs that are similar:\n\n $55,000 — $85,000/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\nSão Paulo, São Paulo, Brazil

\nCoinbase Developer Platform and the Dev Portal is the destination for building and integrating web3 solutions, services, and products. We partner with other Coinbase products such as Base, Wallets-as-a-service, Staking, CB Pay, Advanced Trading, Commerce, Exchange so web3 developers can start building their onchain apps in minutes.\n\nThis role is for Coinbase Commerce, a powerful payment processing platform that enables merchants to securely accept crypto payments. With its user-friendly interface and seamless integration capabilities, Coinbase Commerce simplifies the process of incorporating digital currencies into online businesses using Shopify, WooCommerce or other platforms like Farcaster to expand their reach to a global customer base.\n\nWhat you'll be doing: \n\n\n* Lead the design, development, and maintenance of scalable, secure, and high-performance fullstack systems for Coinbase Commerce using Ruby, Go, JavaScript, TypeScript, and Solidity\n\n* Drive the technical vision and strategy for Coinbase Commerce, ensuring alignment with business goals and industry best practices\n\n* Collaborate with cross-functional teams to define and prioritize features, improvements, and integrations that drive the growth and success of Coinbase Commerce\n\n* Develop and optimize smart contracts using Solidity for EVM-compatible blockchains to enable seamless crypto payment processing\n\n* Design and implement highly interactive, responsive, and user-friendly frontend interfaces using modern frameworks like React or Angular\n\n* Optimize frontend and backend performance, ensuring fast transaction processing, smooth UI interactions, and efficient resource utilization\n\n* Architect and implement secure, reliable, and well-documented APIs for Coinbase Commerce\n\n* Troubleshoot and debug complex fullstack issues, ensuring platform stability, reliability, and security\n\n* Drive the adoption of best practices in software development, testing, and deployment, and contribute to the continuous improvement of our engineering processes\n\n* Provide technical guidance and support to other engineering teams, and contribute to the overall technical direction of Coinbase\n\n\n\n\nWhat we look for in you: \n\n\n* 8+ years of experience in software development with a strong focus on fullstack development\n\n* Mastery of Go, JavaScript, TypeScript, and Solidity; familiarity with Ruby is a plus\n\n* Deep understanding of Ethereum and EVM-compatible chains and experience with developing smart contracts\n\n* Proven track record of designing, developing, and shipping high-quality, scalable fullstack systems for payment processing platforms\n\n* Strong expertise in frontend development using modern frameworks like React or Angular, and experience with state management libraries like Redux or NgRx\n\n* Solid understanding of distributed systems, microservices architecture, and event-driven architectures\n\n* Experience with databases (PostgreSQL, MySQL, MongoDB), caching systems (Redis, Memcached), and message queues (Kafka, RabbitMQ)\n\n* Comprehensive knowledge of RESTful API design principles and experience with API development, integration and authentication protocols like OAuth and JWT\n\n* Familiarity with AWS and expertise in containerization like Kubernetes\n\n* Deep understanding of web security best practices and experience with implementing secure coding practices for financial systems\n\n* Exceptional problem-solving skills and ability to find elegant solutions to complex challenges in the crypto payment processing domain\n\n* Outstanding communication, leadership, and collaboration skills, with the ability to inspire and mentor teams\n\n* Bachelor's or Master's degree in Computer Science, Software Engineering, or equivalent experience\n\n* Passion for Onhain/Web3 and a deep understanding of the crypto ecosystem and its potential applications\n\n\n\n\nJob #: GDFS06NA \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Developer, Design, Web3, Crypto, React, Ruby, API, Engineer and Backend jobs that are similar:\n\n $70,000 — $100,000/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\nSan Francisco Bay Area, California, United States

\nAre you an experienced full-stack developer excited to work on the developer tools that help the biggest companies around the world scale in production with GraphQL? If you care deeply about end-user experience and want to contribute to building tools that you, as a developer, can have a voice in guiding the direction of, read on! \n\n\nIf observability is your game, you could join Team Pulsar and focus on features that enable users to understand how their graph is used, ensure safety, provide insight into their graph’s lifecycle, and help users deliver their graph to wider audiences. You’ll be working across the stack, from bringing designs to life to modeling the evolution of our system’s core data models. \n\n\nOr maybe you’re more interested in building the tools that make using GraphQL easier, saves engineers’ time, make collaboration easier, and make things clearer. You could join Team Nebula and focus on schema checks, schema change proposals, and Explorer. \n\n\nEither way, as a senior fullstack engineer, you’ll be involved in the entire product development lifecycle, working across the stack on high-impact features. So join us and help shape the future of GraphOS!\n\n\n\nWhat You'll Do\n* Help design and build features that help the world’s largest enterprises go to production with GraphQL.\n* Build end-to-end features for our customers, using various languages in our tech stack such as React with TypeScript, Kotlin, Postgres, Kafka, Druid, Rust, and more.\n* Design table migrations to accommodate new features.\n* Work closely with product managers and designers to define product experiences and represent the engineering voice in product development.\n* Design and build technical integrations between Apollo's cloud services and popular developer tools like Datadog, Pagerduty, Sentry, OpenTelemetry, Terraform, and GitHub.\n* Use new Apollo prototypes before anyone else and help us hone our “developers building for developers” experiences.\n* Help onboard new team members and explain the tools we build to our global developer community.\n* Help Apollo keep the lights on by joining our on-call rotation and enforce operational excellence.\n* Help us design and build our own schema, while figuring out our own best practices for schema building and graph scaling.\n\n\n\nAbout You:\n* You’ve worked on a full-stack app before and are familiar with the paradigms of API design and how servers and clients communicate.\n* You’re excited about GraphQL and modern developer tooling, and are interested in helping push the industry forward.\n* You are comfortable working across the stack and enjoy the breadth of work that comes from contributing to frontend code to thinking about systems design.\n* You’re excited to bring your own creativity and vision to the problems Apollo is solving for the developer community.\n* The idea of sharing your work broadly, both internally and externally, is exciting to you.\n* You’re looking forward to working with a distributed team.\n* You like learning and proactively keep up with new developer trends through reading books, watching videos, taking classes, or something similar.\n\n\n\n\n$144,500 - $185,000 a yearCompensation: In addition to the salary range above, we also provide equity and benefits. Our salary ranges are determined by role, level, and country.\nBenefits: Apollo offers all US-based employees a choice of 3 Anthem Blue Cross medical plans. California residents can also choose from 2 Kaiser plans. Dental is provided by Delta Dental and vision by VSP.\n\n\nLocation: This is a remote position that can be done from anywhere in the US or Canada.\n\n\nEqual Opportunity: Apollo is proud to be an equal opportunity workplace dedicated to pursuing and hiring a talented and diverse workforce.\n\n\nPrivacy: California residents applying for positions at Apollo can see our privacy policy here.\n\n\nApollo is an E-Verify employer and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S. For more information please visit E-Verify. \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, React, GraphQL, Cloud, API, Senior and Engineer 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\nUnited States or Canada (remote)

\nWe are looking for a Senior Fullstack Engineer to join our growing team. You will be working side-by-side with product managers and bioinformaticians to develop cutting-edge data analysis tooling for understanding the immune system, and scale it, to meet the needs of the largest pharmacological research organisations on the planet. You can expect to work with a modern enjoyable technology stack, part of a team of engineers that put great emphasis on a friendly developer culture. Pretty cool, right! \n\nThis is a long-term role, and we'd like you to work between 32 and 40 hours per week. We're looking for someone who believes in our mission, enjoys being part of our team and who can grow with us in the years to come. \n\n\n\n\nWho we are \n\nENPICOM is an innovative immunomics data analysis startup, founded in 2017. We support organizations studying immune system related diseases and/or developing drugs influencing this system. \n\nOne of the unique software solutions we brought to the market is the ImmunoGenomiX (IGX) Platform. Its robust data-handling features allows life scientists and biopharma companies to discover valuable insights to accelerate the development of novel immunotherapies and improve human health. \n\nOur company has a strong focus on developing cutting-edge technology that supports personalized healthcare, combined with a passion for the well-being of people. Quality, creativity, and self-development are our top priorities. \n\n\n\n\n\n\nWhy you might want to work for us \n\n\n* Be part of a vibrant, diverse and international team whose working language is English \n\n* Work on groundbreaking technology that truly matters \n\n\n\n\n\n\n* Remote or on-site, your choice (as long as you're within ±3 hours of CET timezone) \n\n* We provide you with a top-tier laptop, also for personal use. Mac or Linux, whichever you prefer \n\n* Flexible working hours \n\n* Attractive pension scheme \n\n* Participation in a stock ownership plan \n\n\n\n\n\n* Beautiful office located inside a historical building at 5 minutes walking distance from 's-Hertogenbosch train station (and a small satellite office in Amsterdam) \n\n\n\n\n\n\nENPICOM is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We encourage anyone who meets at least 70% of the above criteria to apply. \n\n\n\n\n<br/><br/>\n\nYour mission, should you choose to accept it \n\n* Implement and maintain functionality of the IGX platform, across frontend, backend and infrastructure layers \n\n\n\n\n\n\n* Work on architectural designs to take new, cutting-edge bioinformatics algorithms into production \n\n* Act as a technical sparring partner for the product management, bioinformatics and UX/UI design teams \n\n* Proactively share your knowledge, and spend some time mentoring our junior engineers and interns \n\n* Have a general 'boyscout/girlscout mentality' in regards to your work: leave the campground better than you found it \n\n\n\n\n\n\n\nThe tick-boxes \n\n\n\nYou should have: \n\n\n\n\n\n* BSc/MSc in Computer Science/Software Engineering/related technical fields, or equivalent work experience \n\n* Proven track record of 4+ years delivering production-grade software \n\n* Fluent in Python and Typescript/Node.js \n\n\n\n\n\n\n\n* Adequate working knowledge of (Postgre)SQL \n\n* On the frontend, prior experience working with React or other modern SPA frameworks (Vue, Angular, Svelte) \n\n* Prior experience developing software using Docker, Kubernetes and related cloud-native technologies \n\n\n\n\n\n\n\nThe following are nice to have; if you meet some of these criteria, along with the list above, you will be one of our top candidates for this position: \n\n\n\n\n\n\n\n* Skilled in writing performance sensitive code and working with huge volumes of data \n\n* Experience programming in Rust, or the interest and willingness to pick it up on the job \n\n* A good understanding of the various challenges when building distributed systems \n\n* Knowledge of the AWS platform and services \n\n\n\n\n\n\n* Prior experience working in medical devices, biotech, pharma or similar fields \n\n* Strong interpersonal skills and the ambition to grow into a leadership role in the future \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 Senior, Engineer, Full Stack, React, English, Scheme, Python, Junior, Medical and Backend jobs that are similar:\n\n $75,000 — $120,000/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\n's-Hertogenbosch