Find Freelance Blockchain & Crypto Jobs

Check out 224 posted Blockchain & Crypto Jobs. At LaborX you have a great option to choose a freelance job for Blockchain & Crypto Apply for a job now and get paid in cryptocurrency.
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Need a senior blockchain developer

We're hiring a senior smart contract engineer to lead on-chain development for a new RWA (real-world asset) tokenization dapp — from token architecture through compliance logic to mainnet deployment.

Senior Web3 Full-Stack Developer (Solidity & React)

We're building on top of a modern Ethereum development framework to improve the developer experience for Web3 applications. The project focuses on enhancing smart contract workflows, expanding reusable frontend components, improving wallet integrations, refining deployment...

senior blockchain and smart contract engineer.

We are seeking a highly skilled and experienced Senior Blockchain and Smart Contract Engineer to join our team. The ideal candidate will have a strong background in Blockchain and Crypto technologies, with expertise in Smart...

Senior Web3 Developer

We are looking for an experienced Web3 developer for blockchain-related development tasks Requirements: — strong experience with Solidity and smart contracts — experience in Web3 and blockchain development — understanding of DeFi protocols and EVM...

smart contract for a web3 game

need someone to code smart contract for web3 game 

React & Electron Expert Needed for Crypto Wallet App

Job Description We are looking for a React + Electron expert to improve and redesign an existing crypto wallet application. The app already has core features implemented, but it is currently unstable and not functioning...

Need Developer to Fix Polymarket Trading Bot (Urgent)

Hello,I am currently using a trading bot for automated trading on Polymarket. The bot was working correctly before, but it suddenly stopped functioning a few days ago.I am looking for an experienced developer who can:Analyze...

Need 3 Investors for Upcoming Memecoin Launch (High ROI)

We are preparing to launch a new memecoin project and are looking for 3 serious investors only to join at the early stage. Our team has previously launched multiple crypto projects where early investors achieved...

Blockchain-Integrated Decentralized Web Application(DApp)

I'm now seeking skilled and experienced developer that specialize in decentralized applications (DApps) and Web3.js I'm developing DApp using the MERN stack for the frontend and backend, while integrating blockchain technology to provide decentralized functionality....

Other

We are seeking a skilled individual to join our team as a Blockchain and Crypto Wallet Specialist. In this role, you will be responsible for developing and maintaining blockchain technology and crypto wallet systems. Responsibilities:...

Blockchain en Crypto

Want to improve sandwich bot code and add uncle bandit attack protection and integrate bloxroute gateway so can easy connect with node and run smooth 

Uniswap v3 & v4 Sniper Bot Developer

Looking for an experienced DeFi developer to build a crypto sniper bot on Base blockchain (OP Stack L2) that supports both Uniswap v3 and v4.Strong Solidity + Node.js backgroundFamiliar with Uniswap v3 and Uniswap v4...