Senior Engineer (Full-Stack, Web3)
Core
Build consumer-grade interfaces and core product pieces that plug into DeFi protocols, aggregators, and crypto APIs.
Role type
Senior Full-Stack Engineer (Web3)
Builds
DeFi integrations, DEX/Aggregator interfaces, and crypto platform features
Domain
Web3 / Decentralized Finance
Deliverable
production ML models | product features
Required skills
Node.js, TypeScript, React, Next.js, PostgreSQL, REST/GraphQL, WebSockets, Ethers.js, Viem, DeFi protocol integration
Preferred skills
Solana (Anchor, Web3.js), Account abstraction (ERC-7702), DEX/AMM mechanics, UI/UX sensibility, scaling products to 100k+ users
Technologies
Docker, Render, GitHub Actions, Cloudflare, PostHog, Redis
Responsibilities
Lead frontend and backend development, integrate with DeFi protocols and data providers, ship end-to-end features, operate with independence to identify and solve problems
Seniority
Senior, hands-on IC