KREMENCZUG, Wielkopolskie, Poland
$25/hr · Starting at $35
With over 9 years of professional experience in software development, I specialize in building end-to-end blockchain applications that are secure, scalable, and production-ready. Originally from Polan…
Delmar, New York, United States
ID Verified
$70/hr · Starting at $1,000
I'm a full-stack software developer who has experience in Blockchain, Ethereum, Polygon, Solana, Tron, Cardano, Algorand, Terra, NFT minting/marketing website, DAO, DApps, DeFi web/mobile app developm…
Indore, Madhya Pradesh, India
$50/hr · Starting at $40
I have 4+ Years of experience as a blockchain developer. Here is brief about my experience. => Experience with blockchain technologies like Ethereum, Solana, Cosmos, and Algorand. => Experience in dev…
Brugge, Brussels Capital, Belgium
$40/hr · Starting at $1,000
I have been working as a blockchain developer for over 5 years. I had build various Dapps such as Defi, DAO, NFT mint site and NFT marketplace etc. I can provide you perfect Dapps have attractive UI a…
Kharkiv, Kharkivs'ka Oblast', Ukraine
Past Earnings
With 3 years of experiences and skills in blockchain and cryptocurrency technology - Smart Contract Development - Deep understanding for Ethereum - Web3 and Ethereum development tools - Cryptocur…
Karachi, Sindh, Pakistan
$20/hr · Starting at $200
Hello and welcome to my profile. I am a Blockchain Developer with 5+ years of experience in developing Smart Contracts, Minting DApps, Tokenomics & Staking, NFT Marketplace, Wallet Integration on Web3…
Krasnodar, Krasnodar, Russian Federation
$50/hr · Starting at $150
Hello! I am new on upwork , but I have rich experience in blockchain software fields. My Skills fields 1. erc20/bep20, erc721/bep721, erc1155 smart contract etc 2. web3.js, node.js, react.js 3. integ…
Baric, Serbia, Serbia
$30/hr · Starting at $300
Develop Web3 Platforms - Develop smart contracts using Rust and Solidity - Develop DeFi and NFT marketplaces - Develop & Integrate payment flows with cryptocurrency wallets with ethers.js/web3.js. - D…
Austin, Texas, United States
$60/hr · Starting at $1,000
Website design and development (Figma, AdobeXD, Photoshop, JS, TS, PHP, Python) Web Development (React, Vue, Django, Next.js, etc) AI Chatbot development & integration & AI assets(audio, image...)
Beograde, Serbia, Serbia
$25/hr · Starting at $1,500
To secure a challenging position as a Senior Blockchain Developer, leveraging 5+ years of experience in blockchain technologies, including developing and deploying 100+ smart contracts and DApps. Aim
Shyroke, Dnipropetrovsk, Ukraine
$30/hr · Starting at $500
Blockchain Technology: I am well-versed in Ethereum and Smart Contract Development, including Solidity, Truffle, and Web3.js. I have also worked with decentralized applications (dapps) and understand
London, London, United Kingdom
$40/hr · Starting at $100
I specialize in building secure and scalable blockchain solutions using platforms like Ethereum, Solana, Stellar and so on. From smart contract development in Solidity and Rust to decentralized applic…
Sydney, New South Wales, Australia
$20/hr · Starting at $50
As a skilled blockchain developer I can provide you to write smart contract in EVM, Solana, Aptos and Cosmos chains. I have built several Dapps and Defi like NFT marketplace, Dex, Token launchpad, Cas…
Plano, Texas, United States
$50/hr · Starting at $200
I have extensive experience with blockchain technologies such as Bitcoin, Ethereum, Solana, ICP etc. As an experienced Blockchain Developer, I have tons of experience front-end and back-end developmen…
Obrenovac, Serbia, Serbia
$40/hr · Starting at $200
Blockchain Development Services I specialize in developing secure, scalable, and efficient blockchain solutions tailored to your business needs. With extensive experience in Solidity, Rust, Ethereum,
Comox, British Columbia, Canada
$20/hr · Starting at $60
Hello I am a senior blockchain developer with proficiency in NFT marketplace, Smart Contract development, ICO& IDO, Smart Contract Audits, DeFi/DApp development. I am well-versed in the following serv…
Bolhrad, Odes'ka Oblast', Ukraine
$30/hr · Starting at $100
Dear Sir. I have full experience and knowledge in blockchain ecosystem, based on crypto knowledge, web and mobile development. For over 5 years, I've been developing some projects like Defi, NFT and t…
Vinnytsia, Vinnyts'ka Oblast', Ukraine
$35/hr · Starting at $50
I am a professional developer who can handle tasks relative to blockchain. 1. Smart contract development in networks (Ethereum, BSC, Matic/Polygon, Cardano) by using Solidity 2. Solana smart contract
Paris, Ile-de-France, France
$40/hr · Starting at $3,000
Kodkodkod is a development studio imagined and created by developers. NFT / Blockchain / Web are our expertise! Our values: simplicity, requirement, benevolence, trust, fairness, humility.Here, we do
Lahore, Punjab, Pakistan
$30/hr · Starting at $30
Full stack software engineer with almost 2 and half years of experience developing robust code for high-volume businesses. Performing the role of Blockchain team lead. Worked in Domains of Blockchain