Staff Full Stack Engineer

Responsibilities The team operates with a strong product mindset and deep focus on security, reliability, scalability, and exceptional developer experience. Engineers at Dynamic build secure‑by‑default systems and approach their work with a strong customer focus, balancing technical excellence with real‑world user needs. You will be joining a passionate group that moves fast, works with the biggest names in payments and fintech, and is defining how the next generation of financial applications are built. Design and implement rich frontend experiences and scalable backend services that power Fireblocks’ wallet infrastructure through the Dynamic platform. Own features across the stack: from technical design and architecture through implementation, testing, deployment, and ongoing optimization. Build and maintain backend services and APIs supporting authentication, wallets, and payments infrastructure. Develop user‑facing features and frontend tooling for both end‑user and developer‑facing applications. Collaborate closely with Product, Design, and other engineering teams to deliver robust, high‑impact features. Contribute to performance, reliability, and scalability improvements across the platform. Help uphold engineering best practices through code reviews, testing, documentation, and knowledge sharing. Qualifications Experience building backend systems and APIs using Node.js (and frameworks such as Express). Curiosity about fintech and Web3, and interest in building infrastructure used at global scale. Comfort working across frontend and backend systems in complex, evolving codebases. Experience collaborating cross‑functionally with product and design partners. 3–5 years of experience building and shipping production‑grade, full‑stack web applications. Strong experience with React and TypeScript on the frontend. A strong appreciation for clean, maintainable code and system performance. Experience with blockchain technologies (e.g., EVM chains, wallets, on‑chain integrations). Solidity experience – writing, deploying, testing, or interacting with smart contracts in production environments. Experience maintaining, testing, and securing smart contract systems post‑deployment. Experience with a variety of state management solutions in production React applications. Experience with security products or other high‑sensitivity domains. Benefits Flexible vacation policy #J-18808-Ljbffr