Nexroute.io is hiring a Middle/Senior Web3 Backend/Fullstack Engineer to build production-ready Web3 products: backend services, blockchain integrations, smart contract interactions, automation, and infrastructure.
Format: Remote
Engagement: Full-time / Part-time / Project-based
Salary: Negotiable, starting ~$8k to $12k.
Requirements:
- Backend architecture
- Web3/blockchain integrations
- Smart contract interaction
- DeFi/NFT/crypto products
- Production systems
Responsibilities:
- Build backend services for Web3/crypto
- Design APIs, databases, architecture
- Integrate wallets, networks
- Handle transactions, on-chain data
- Develop dashboards and internal tools
- Create automation, bots, API integrations
Required skills:
- Node.js / TypeScript
- NestJS / Express / Fastify
- PostgreSQL / MongoDB / Redis
- REST / GraphQL / WebSocket
- Docker / Linux / Git / CI/CD
- Scalable systems
- Blockchain transaction flows, EVM networks, smart contract interaction
- ethers.js / web3.js / RPC providers
Nice to have:
- Solidity, Hardhat, Foundry, OpenZeppelin
- DeFi concepts: swaps, staking, liquidity, bridges, DEXs
- Frontend: React / Next.js for dashboards/UI
Expectations: Clean, maintainable code; independent work; product-oriented thinking; clear async communication.
How to apply: Send CV, LinkedIn, Github.