Middle/Senior Web3 Backend/Fullstack Engineer

Build production-ready Web3 products: backend services, blockchain integrations, smart contract interactions, automation, and infrastructure. Required Skills: Backend: Node.js/TypeScript, NestJS/Express/Fastify, PostgreSQL/MongoDB/Redis, REST/GraphQL/WebSocket, Docker/Linux/Git/CI/CD, scalable systems. Web3: Blockchain transaction flows, EVM networks, smart contract interaction, ethers.js/web3.js, RPC providers, events, DeFi mechanics. Nice to Have: Solidity, Hardhat, Foundry, OpenZeppelin. DeFi: swaps, staking, liquidity, bridges, DEXs. Frontend: React/Next.js for dashboards/UI. Expectations: Clean, maintainable code, Independent work, Product-oriented thinking, Clear async communication.