Nexroute.io is hiring 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
  • Experience with DeFi/NFT/crypto products
  • Building production systems

Responsibilities:

  • Build backend services for Web3/crypto
  • Design APIs, databases, architecture
  • Integrate wallets and networks
  • Handle transactions and on-chain data
  • Develop dashboards and internal tools
  • Create automation, bots, and API integrations

Required Skills / Stack:

  • 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, events
  • DeFi mechanics

Nice to have:

  • Solidity
  • Hardhat
  • Foundry
  • OpenZeppelin
  • DeFi topics: swaps, staking, liquidity, bridges, DEXs
  • Frontend: React / Next.js (for dashboards/UI)

Expectations: Clean, maintainable code; independent work; product-oriented thinking; clear async communication.