Hiring Full-Stack Blockchain Developer for Multi-Chain DEX at Lumixion β Remote Contract Role
Hey We Are Hiring! Job Title: Full-Stack Blockchain Developer (Multi-Chain DEX) Company: Lumixion / https://lumixion.io Location: Remote (US-based company) Type: Contract / Project-based (with potential long-term work) Lumixion is a US-based software agency building next-generation blockchain products. We specialize in high-impact Web3 solutions and are currently developing a multi-chain decentralized exchange (DEX). Weβre looking for an experienced Full-Stack Blockchain Developer to help design, build, and scale this project. π§ Responsibilities
Design and develop smart contracts for a multi-chain DEX
Build and integrate frontend interfaces with blockchain backends
Work with cross-chain protocols and Web3 APIs
Optimize performance, security, and gas efficiency
Collaborate closely with product and engineering teams
β Requirements Strong experience in Blockchain development Solid knowledge of Solidity and smart contract development Experience with multi-chain architectures (Ethereum, BSC, Polygon, etc.) Proficiency in Web3.js / Ethers.js
Frontend experience with React / Next.js
Understanding of DEX mechanics (AMMs, liquidity pools, swaps)
Familiarity with security best practices in Web3
β Nice to Have
Experience with cross-chain bridges
Prior work on DEXs or DeFi protocols
Backend experience (Node.js, APIs, cloud services)
πΌ What We Offer
Competitive compensation
Fully remote work
Opportunity to work on a real, production-grade Web3 product
Collaboration with an experienced blockchain team
Potential for long-term engagement
Review the full job description here: https://www.lumixion.io/full-stack-blockchain-developer-multi-chain-dex-project We are seeking experts like you to help us drive this project towards success. If the role interests you, I would be happy to share more information and answer any questions you may have. DM me!

