Related skills
node.js typescript ethereum defi solana📋 Description
- Design and build scalable backend services for high-volume on-chain flows.
- Own end-to-end backend components and APIs — from architecture decisions to deployment.
- Lead integrations with DeFi protocols, on-chain data sources, and blockchain nodes across chains.
- Research and evaluate emerging blockchain technologies to keep Fireblocks cutting edge.
- Optimize existing production systems for performance, reliability, and security.
- Collaborate with product, protocol research, and platform engineering teams to deliver high-quality solutions on time.
🎯 Requirements
- 7+ years of Backend or Full Stack Engineer experience.
- BSc or equivalent degree/experience.
- Blockchain/Web3 exp including lifecycles, consensus, and on-chain data.
- Experience across EVM and non-EVM networks (Ethereum, Solana, TON).
- Proficiency in Node.js and TypeScript.
- Web3 tooling (ethers.js, viem, web3.js) and microservices in production CI/CD.
🎁 Benefits
- Impactful blockchain infra work shaping DeFi at scale.
- Tackle hard problems: multi-chain routing and data indexing.
- Collaborate with world-class engineers and researchers.
- Competitive pay, meaningful equity, ownership culture.
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