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Freelance Blockchain Development Jobs
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The freelance economy is booming and blockchain development is no exception. If you're looking for freelance blockchain development jobs, the best place to start is online. There's never been a better time to find freelance blockchain development jobs online.
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Home Freelance Jobs Blockchain Development Jobs
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Budget:
$16,000
Duration:
7 days
United States
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We are seeking a talented and experienced Blockchain Developer to join our dynamic team. As a Blockchain Developer, you will be responsible for driving the development and execution of our Decentralized Exchange (DEX) platform. The ideal candidate will possess a deep understanding of blockchain technology, strong project management skills, and a passion for building decentralized applications (dApps).
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Budget:
$100
Duration:
30 days
Italy
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We are going to develop a P2E game. So we are looking for a Web3 developer to work with us. The skills required include React, web3. You need to convert a basic game project into a P2E game and use your expertise in blockchain development to provide a smooth and engaging experience for the players. If you are interested in this collaboration opportunity, please feel free to contact me. I look forward to hearing from you!
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Budget:
$2,000
Duration:
30 days
Canada
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- Description We are looking for a skilled Senior Software Engineer with expertise in both frontend development and blockchain. As a Senior Software Engineer, you will be responsible for designing, developing, and implementing an advanced user authentication login system on our real estate platform. The project UI is already complete, except for the login and signup pages. You will also work on the integration of blockchain technology to enhance the company’s digital infrastructure, aiming to boost profitability and streamline operations. -Main Responsibilities As a first step, we need to develop and deploy a user authentication system on our real estate platform. Design and develop blockchain solutions to address key business challenges in real estate. Stay up-to-date with emerging trends in blockchain and frontend technologies to drive innovation. Ensure security best practices are integrated into the system.
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Budget:
$30
Duration:
30 days
United States
Status:
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Role Description: We are looking for outstanding Blockchain Developers to become part of our high-performing team of top-tier talent. In this full-time remote role, you'll engage in both client and internal projects, with a product-focused mentality. You'll build modern, efficient applications, ensuring they work seamlessly, while also embracing effective communication with clients and fellow team members. This role demands a proactive approach, allowing you to take charge of problem-solving and adapt to various responsibilities as necessary to achieve results. Key Responsibilities: - Design and sustain high-quality, efficient applications. - Work closely with clients to grasp their requirements and provide innovative solutions. - Assess and offer feedback on pull requests submitted by team members. - Aid in internal projects and workflows, prioritizing clean and efficient code. - Keep abreast of industry trends and technologies, actively pursuing personal development and improvement. Qualifications: - Proficiency in JavaScript/TypeScript with practical experience in frameworks like React, Angular, or Nullstack. - Strong knowledge of Node.js, Next.js, Apollo, and the entire JavaScript ecosystem. - Experience with EVMs, Solidity, Flow/Cadence, Solana/Metaplex, and Rust is a plus. - Familiarity with Truffle, Hardhat, web3.js, ethers.js, and continuous integration practices. - A strong enthusiasm for technology, a team-oriented mindset, and a commitment to fostering a positive team atmosphere.
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Budget:
$7,000
Duration:
100 days
United States
Status:
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We are seeking a highly skilled and motivated Blockchain developer to join our team. The successful candidate will be responsible for designing and developing decentralized applications on various blockchain platforms, with a focus on Ethereum. ✨Key Responsibilities: * Design and develop smart contracts using Solidity and other relevant programming languages * Develop decentralized applications on the Ethereum blockchain using Web3.js and other relevant frameworks * Collaborate with cross-functional teams to identify and prioritize project requirements * Participate in code reviews and contribute to the improvement of the codebase * Stay up-to-date with the latest developments in blockchain technology and Ethereum ecosystem ✨Requirements: * Proficiency in Solidity and Ethereum development * Experience with Web3.js and other relevant blockchain development frameworks * Strong understanding of blockchain concepts and principles * Excellent problem-solving skills and attention to detail * Strong communication and collaboration skills 🧨Nice to Have: * Experience with other blockchain platforms such as Hyperledger or Bitcoin * Knowledge of decentralized finance (DeFi) and non-fungible tokens (NFTs) * Experience with testing and deployment of smart contracts * Familiarity with IPFS and other decentralized storage solutions 🎎Salary: $6000/month Please apply with your resume and a cover letter explaining why you would be a good fit for this role.
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Budget:
$4,000
Duration:
30 days
United States
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🍟Description: We’re looking for a skilled Senior Blockchain Developer to join our team and help complete our trading platform. We already have the front-end and back-end in place (currently in beta), but we need to build out the blockchain component from scratch. 🥨 What You'll Do: Take charge of developing and integrating blockchain features into our existing trading platform. Design, create, and deploy smart contracts, and ensure they work smoothly with our front-end and back-end systems. Work with Ethereum, Solidity, and Web3.js to build decentralized applications (dApps) and decentralized exchanges (DEXs). Improve and optimize trading algorithms and platform functionalities. Collaborate closely with our team to make sure everything aligns with project goals and deadlines. Provide daily updates on your progress and report any issues or enhancements. 🥨 What We’re Looking For: 5+ years of experience in blockchain development. Expertise in smart contracts, Ethereum, Solidity, and Web3.js. Experience with building dApps and DEXs. Strong understanding of cryptocurrencies and blockchain technology. Node.js experience is a plus. 🥨 Project Details: Current Status: Front-end and back-end are complete (beta version); blockchain development needs to start from scratch. ✨Timeline: Complete by November 20th. ✨Budget: $20-$30/hr ✨Work Time: 30 hours per week. ✨Meetings: Daily at 10 AM to review progress and discuss updates. 🥨 Reporting Format: Updates: Summary of what was updated or improved. Details of any bugs fixed. Progress: Working on the some functionality If you’re excited about leading the blockchain side of our project and meet the qualifications, we’d love to hear from you!
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Budget:
$2,000
Duration:
100 days
Pakistan
Status:
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Dear Freelancers, We are looking for Full Stack Developers, who can work on multiple tech stacks. For example, Python/Django, Telegram Bot, AI bot development, ML (Machine Learning), C++ Programming, FinTech, Blockchain, Smart Contracts, Cryptocurrency, WebRTC, etc. Please note that this is not just one project but multiple projects, which can be discussed time to time. This is a longterm commitment, so we can together grow and work on multiple projects. Regards, Yasir LEADconcept
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Budget:
$500
Duration:
30 days
Pakistan
Status:
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I'm seeking a talented developer to create a blockchain software focusing on flash transactions for research project.The core project involves smart contracts and decentralized applications (DApps), functioning on multiple blockchains, including Bitcoin and others. With your knowledge and experience, we can build a groundbreaking solution that stands out for its security and functionality. I will share more details to shortlist Freelancers. Please no beginner level programmers.
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Budget:
$500
Duration:
30 days
United States
Status:
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I am looking for senior Blockchain / React.js developer for our platform. It suddenly stopped without any reasons. You should be familiar with Web3 Modal to select&connect several wallets - MetaMask, Trust Wallet and Coinbase Wallet. 1. Fix current issues and host the website to be online. Will share it in detail via chat. 2. Update web3 modal to v2. 3. Maintaining and update the theme. Looking for a availability for delivery by yourself. Thank you!
Blockchain
Web Development
React.js
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Budget:
$500
Duration:
30 days
United States
Status:
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We need a game developer and blockchain developer to make an NFT game ( all the assets will be provided). All 3d assets will be provided; you need to make that as a game and integrate it with the NFT and blockchain.
Blockchain
Game development
Unity
NFT
Programming
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If you're looking for freelance blockchain development jobs, you've come to the right place. freelancer is the world's largest freelance job site, with thousands of jobs posted every day. And with blockchain technology becoming increasingly popular, there's no shortage of work available for talented developers. So whether you're just starting out or you're an experienced pro, freelancer can help you find the perfect freelance blockchain development job for your skills and experience. Just search for freelance blockchain development jobs in our job search engine, and you'll be on your way to landed your next great gig. Good luck!

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