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Middle/Senior Web3 Backend/Fullstack Engineer

🏢 NDA employer 🔍 Through a recruiter
Published: 6 June 2026 Updated: 1 week ago

📝 Description

📋 What you will do

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

🛠 Stack and skills

Node.js, TypeScript, NestJS, Express, Fastify PostgreSQL, MongoDB, Redis REST, GraphQL, WebSocket Docker, Linux, Git, CI/CD Ethers.js, web3.js, RPC providers Solidity, Hardhat, Foundry, OpenZeppelin React, Next.js

What we expect

  • Experience with backend architecture and scalable systems
  • Experience with DeFi, NFT, and crypto products
  • Understanding of EVM networks and blockchain transaction flows
  • Ability to write clean, maintainable code
  • Product-oriented mindset and ability to work independently
  • Clear async communication skills

🎁 What we offer

  • Salary: Negotiable, starting ~$8k to $12k
  • Remote format
  • Flexible engagement: Full-time, part-time, or project-based

📞 Selection process

Send CV, LinkedIn, and Github to @AlexButlerr
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