Source Job

• Design, build, and extend back‑end systems using Supabase.
• Develop and maintain TypeScript‑based APIs and integrations.
• Collaborate with front‑end developers to deliver end‑to-end features.

Renew Earth operates a technology platform that helps businesses measure, validate, and realize the value of nature by combining scientific data with business intelligence tools.

• Take ownership of complex product features end-to-end.
• Translate product ideas and designs into pixel-perfect, production-grade UI.
• Contribute to both backend infrastructure and frontend design system.

They are a fast-growing Series A startup in Europe. They value kind, collaborative, and hardworking people.

• Design and build distributed, scalable, and high-performance backend systems.
• Develop and maintain services for smart contract interaction.
• Build performant pipelines for blockchain data ingestion and processing.

Ava Labs simplifies deploying high-performance solutions for Web3 through innovations on Avalanche. Founded by computer scientists and Wall Street veterans, they aim to redefine how people build permissionless networks.

• Design and build scalable services and APIs for web applications.
• Architect and maintain robust backend systems and database models.
• Analyze product requirements and produce high-quality, production-ready code.

Solace is a healthcare advocacy marketplace that connects patients and families to experts who help them understand and take charge of their personal health.

Design, develop, and maintain secure, high-performance crypto wallet systems and backend infrastructures. Architect modular, scalable, and secure backend infrastructures that support mass adoption and operational excellence. Collaborate with cross-functional teams to define technical requirements, optimize setups, and ensure integration with ecosystem partners.

This position is posted by Jobgether on behalf of a partner company.

• Build and maintain backend integrations with vendor cloud platforms across EV charging and/or home energy systems.
• Design and ship production-ready backend features that support real customer use cases.
• Work closely with Product, Support, and Commercial teams to translate customer needs into technical solutions.

Enode's platform powers the next generation of green energy apps by connecting and optimizing the world’s energy devices through their APIs. They work with the world’s leading energy companies and green tech innovators, giving them instant access to over 250M+ consumers.

• Ownership over large domains and features related to card processing/issuing, and core ledgering of financial transactions
• Play a critical role in the development, design, and maintenance of Flex's platform and services.
• Architect well thought-out services and data models that ensure Flex's continued growth

Flex is building a finance super app for premium business owners, reimagining the financial workflow and services for entrepreneurs. They focus on mid-market businesses and are a fully remote company, with a team that values autonomy, clarity, and quality.

• Design and implement backend systems, services, and APIs.
• Build out system microservices and develop cloud services.
• Define system architectures and service contracts.

Magnify is the next-generation automation platform for the post-sales experience—we grow revenue and reduce churn for software companies without adding headcount.

• Design, develop, and maintain backend services, APIs, and data pipelines that power Knock's customer-facing and internal applications.
• Architect and build scalable backend services using Node.js and TypeScript, ensuring they integrate seamlessly with our frontend experiences.
• Contribute to AI-powered features and initiatives, integrating AI services to enhance our risk analysis and decision-making capabilities.

Knock is redefining the home buying and selling experience. They are a passionate team of industry experts who knew there had to be a better, simpler way for people to navigate the journey between homes and have been honored as one of Inc.’s Best Workplaces six times in the past seven years.

• Collaborate & Deliver: Work with cross-functional partners to build and ship meaningful features.
• Experiment at Pace: Design and run experiments to quickly validate ideas, using real-world feedback to refine the approach.
• Tackle Complexity: Take ownership of ambiguous technical problems, breaking them down into manageable parts.

ZOE utilizes science and technology to transform health. Their engineering team consists of around 40 engineers across the UK and EU, valuing curiosity, openness and empowerment, and embracing continuous learning and diversity.

• Own and drive the roadmap for multiple areas of focus.
• Drive technical architecture decisions and system designs.
• Develop and maintain backend services and APIs.

Mesh, founded in 2020, is the first global payment network for crypto,connecting hundreds of exchanges, wallets, and financial services platforms.

• Take ownership of complex product features end-to-end.
• Translate product ideas and designs into pixel-perfect, production-grade UI.
• Work closely with Product, Design, and Engineering to define scope.

They are one of Europe’s fastest-growing Series A startups. They offer exciting and challenging work with real impact and ownership.

• Design, build, and operate backend services that enable AI functionality in the browser environment.
• Implement secure-by-default architectures including strong isolation, least privilege, tenant-aware data boundaries, and auditable controls.
• Integrate services with partner systems and enterprise platforms while ensuring resilience and compliance.

Jobgether is using an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. The system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company.

• Lead key components of our Core Services, including People Recommendations Engines
• Apply your in-depth knowledge with databases such as Postgres SQL, MongoDB, and ElasticSearch
• Work hand-in-hand with cross-functional teams, ranging from UX designers to data scientists

Raya is a company that enriches lives by fostering relationships through quality, in-person interactions. They prioritize learning and teamwork and love giving people the opportunity to champion solutions to big challenges and grow into better versions of themselves.

• Develop and maintain backend services that enable digital asset transactions and crypto product functionality
• Design APIs and event-driven architectures to support high-volume, secure, and efficient transaction processing
• Partner with platform and infrastructure teams to ensure system scalability, resilience, and observability

Jobgether is a company that helps partner companies find the right candidates for their open positions. They use an AI-powered matching process to ensure applications are reviewed quickly, objectively, and fairly against the role's core requirements.

• Define and own the long-term technical vision and architectural roadmap.
• Drive the selection and governance of foundational technologies, frameworks, and architectural patterns.
• Establish and enforce engineering-wide best practices for architecture, code, and design.

Trase Systems, co-founded in 2023 by Joe Laws and Grant Verstandig, is AI, Uncomplicated, empowering enterprise leaders to harness the full potential of AI without the associated complexity and risks. We are an end-to-end solution for deploying, managing, and optimizing AI in the enterprise.

Strengthen Enode’s Connect platform and integrations. Design and implement backend features that support customer use cases. Contribute to the architecture and reliability of the Connect platform and scale.

Enode’s platform powers the next generation of green energy apps by connecting and optimizing the world’s energy devices through our APIs.

• Design and build composable ERP modules that solve real operational problems.
• Work across the stack - from GraphQL APIs and business logic to React frontends.
• Create abstractions that balance flexibility with opinionated defaults.

Tailor is pioneering Headless ERP technology, offering a new way for growing companies to design internal workflows. They are a Y-Combinator backed startup that has recently closed their $37M USD Series A to accelerate the future of composable ERP.

Expanding backend engineering team to support core technical foundation. Architecting and shipping robust data pipelines, protocol integrations, and high-throughput APIs. Design and build mission-critical systems used by some of the most important players in crypto and finance.

Yield.xyz unifies staking, restaking, stablecoin, and DeFi yield across blockchains into a single platform that gives developers seamless access to diversified yield opportunities.

• Design, implement, and scale backend services in .NET Core and front-end applications.
• Design and evolve highly scalable, reliable systems for high-traffic environments with strong observability and extensibility.
• Collaborate closely with Product, Design, and Data from discovery through launch to deliver impactful features.

JustAnswer is the leading AI + Human professional services platform, on a mission to revolutionize how people access expert help. JustAnswer has a 200+ engineer organization that delivers at pace and fosters a positive, collaborative culture focused on learning, impact, and continuous improvement.