Web3 Full Stack Developer for DEX

Posted 2 days ago

Worldwide

Summary

I'm looking for an experienced web3 full stack developer to work on the development of a DEX. The ideal candidate has strong production experience in both web3 and traditional full stack development, and has contributed to real DeFi or DEX projects. Responsibilities - Develop and maintain frontend applications using Next.js and TypeScript - Build and maintain backend services using Node.js - Integrate web3 functionality using web3.js - Connect frontend and backend systems with smart contracts and blockchain networks - Implement wallet connections, transaction flows, and on-chain data handling - Collaborate on DEX features such as swaps, liquidity management, and user dashboards - Ensure performance, security, and reliability across the full stack - Write clean, maintainable, and well-tested code Requirements - 3+ years of experience in web3 application development - 5+ years of experience in full stack web development - Strong experience with Next.js, Node.js, and TypeScript - Hands-on experience using web3.js in production environments - Solid understanding of blockchain fundamentals and EVM-compatible networks - Experience integrating wallets and handling on-chain transactions - Ability to work with complex state management and asynchronous systems Preferred qualifications - Experience working on real DeFi or DEX projects - Familiarity with Solidity and smart contract interaction - Experience working with smart contract ABIs and event indexing - Understanding of common web3 UX and security considerations - Experience with testnets and mainnet deployments Please include links to github repositories, live applications, or a brief description of previous web3, DeFi, or DEX-related work.

  • Less than 30 hrs/week
    Hourly
  • 6+ months
    Duration
  • Expert
    Experience Level
  • $40.00

    -

    $80.00

    Hourly
  • Remote Job
  • Complex project
    Project Type
Skills and Expertise
Mandatory skills
Next.js
Node.js
Blockchain
Activity on this job
  • Proposals:5 to 10
  • Last viewed by client:yesterday
  • Interviewing:
    0
  • Invites sent:
    0
  • Unanswered invites:
    0
About the client
Member since Jun 18, 2026
  • Philippines
    Guinba10:45 PM
  • Tech & IT
    Individual client

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