Staff Full Stack Engineer
Fireblocks is an enterprise-grade platform delivering a secure infrastructure for moving, storing, and issuing digital assets. It enables exchanges, custodians, banks, trading desks, and hedge funds to securely scale digital asset operations through its patent-pending SGX & MPC technology.
About Fireblocks
Fireblocks is an enterprise-grade platform that provides a secure infrastructure for moving, storing, and issuing digital assets. It enables financial institutions like exchanges, custodians, banks, trading desks, and hedge funds to securely scale their digital asset operations. The company was founded by Michael Shaulov, Idan Ofrat, and Pavel Berengoltz after they investigated a major cyber breach. Fireblocks utilizes breakthrough Multi-Party Computation (MPC) and patent-pending chip isolation technology to secure private keys and API credentials. The platform supports various use cases including treasury management, wallet as a service, tokenization, payments, and DeFi, and provides a complete development platform with APIs, SDKs, and tutorials for building on the blockchain.
Skills
About the Role
You will design and implement rich frontend experiences and scalable backend services that power Fireblocks' wallet infrastructure through the Dynamic platform. You will own features across the stack, from technical design and architecture through implementation, testing, deployment, and ongoing optimization. You will build and maintain backend services and APIs supporting authentication, wallets, and payments infrastructure, and develop user-facing features and frontend tooling for both end-user and developer-facing applications. You will work closely with Product, Design, and other engineering teams to deliver robust, high-impact features, contribute to performance, reliability, and scalability improvements, and help uphold engineering best practices through code reviews, testing, documentation, and knowledge sharing.
Requirements
- 3–5 years of experience building and shipping production-grade, full-stack web applications
- Strong experience with React and TypeScript on the frontend
- Experience building backend systems and APIs using Node.js and frameworks such as Express
- Comfort working across frontend and backend systems in complex, evolving codebases
- A strong appreciation for clean, maintainable code and system performance
- Experience collaborating cross-functionally with product and design partners
- Curiosity about fintech and Web3, and interest in building infrastructure used at global scale
- Experience with blockchain technologies such as EVM chains, wallets, and 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
Responsibilities
- Design and implement rich frontend experiences and scalable backend services
- Own features across the stack from technical design through deployment and optimization
- Build and maintain backend services and APIs supporting authentication, wallets, and payments infrastructure
- Develop user-facing features and frontend tooling for end-user and developer-facing applications
- Collaborate with Product, Design, and other engineering teams to deliver high-impact features
- Contribute to performance, reliability, and scalability improvements across the platform
- Uphold engineering best practices through code reviews, testing, and documentation
Benefits
- Target bonus
- Equity grant
- Generous benefits