New Delhi, Delhi, India
$25/hr · Starting at $1,000
-NFT marketplace Development - PolkaDot - Defi/Dapp Development, Smart contract, Ethereum ERC721, ERC1155 - Cryptocurrencies API: all kinds of BCT and ETH, LTH ... - Bitcoin-QT - Wallets API: Trezor,
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…
Lahore, Punjab, Pakistan
$20/hr · Starting at $500
Whether it be a P2E game, Marketplace, or a complete Blockchain Dapp YOU NAME IT, I CAN DO IT. I've been in the industry for over 5+ years. Solutions I can provide: ✔ Metaverse ✔ Play to earn ✔ Ga…
Islamabad, Islamabad, Pakistan
$30/hr · Starting at $25
Building a fully functional nft website, nft landing page Would you be interested in creating an NFT website and NFT landing page? If so, you've come to the right place My service includes creating or…
Ajman, Ajman, United Arab Emirates
ID Verified
$25/hr · Starting at $25
It must be irritating, right? Getting bombarded by messages from people that tell you they know how to build your product properly, but they actually don't. I am an expert in the Ethereum Solidity pro…
Faisalabad, Punjab, Pakistan
$20/hr · Starting at $35
I am a professional software developer with extensive experience in Blockchain & cryptocurrency development. Please see below for my offered services: Smart Contract Creation Web3 Connectivity NFT D…
Sri Jayawardenepura Kotte, Western, Sri Lanka
$45/hr · Starting at $300
Hi! You are in the right place to find the best full-stack blockchain developer specialized in creating DeFi apps for finance, retail, healthcare, isurance, digital asset tokenization industries. I wi…
Okazaki, Aichi, Japan
Past Earnings
$30/hr · Starting at $30
Enthusiast of computer science, free software, and software development. Computer Engineer by profession and Bachelor of Engineering Science. I like to innovate and take risks with new projects and te…
Belgrade, Serbia, Serbia
$40/hr · Starting at $30
This is a Full Stack & Blockchain developer with over 8 years of experience. I have Developed the NFT & DeFi projects using solidity and Rust which include marketplace and gameplay, with 5 stars revi…
Nur-Sultan, Astana, Kazakstan
200/yr · 1%
$20/hr · Starting at $25
Thank you for reaching my profile! As a Senior Blockcchain developer, I have 9 years of experience in custom cryptocurrency, new token, stable coin, NFT marketplace, NFT game and blockchain developmen…
Dover, Florida, United States
$35/hr · Starting at $4,000
As an experienced Web & BlockChain engineer, I have been working in the BlockChain field for over 6 years. I have already completed so many blockchain relevant projects such as Forking swap, NFT marke…
Lagos, Lagos, Nigeria
$5/hr · Starting at $100
Are you looking for Professional and highly experienced developers to help you develop a cryptocurrency Wallet and exchange APP and blockchain website/applications/ecosystem according to your requirem…
London, London, United Kingdom
$45/hr · Starting at $1,000
Web3 & Blockchain: Blockchain development Blockchain assets development (cryptocurrency or token, NFTs with utility) Transaction and wallet scanner development Smart contracts development + audit Dece…
Frankfurt, Brandenburg, Germany
$60/hr · Starting at $45
I've worked on web3/react and smart contract for mint/burn, yielding, swap, staking, marketplace, lottery, FIAT implements, and some features. I've worked on full-stack development using ReactJs, Nod…
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
Belgrade, Central Serbia, Serbia
$50/hr · Starting at $30
Top skills: - Smart Contract Development(Solidity, Rust, C++, C#, Python, Truffle, Web3, DAPP) - Smart Contract Audit - Smart Contract Consulting - ERC, BSC, TRC, HECO, Matic - ERC20, ERC721, ERC1155
Berkeley, California, United States
$40/hr · Starting at $1,000
Hello, everyone. I am a professional web/app engineer with 6+ years of experience in Javascript and PHP frameworks. I have already developed many web and app projects with React, Node, Vue, Angular an…
Pasrur, Punjab, Pakistan
$15/hr · Starting at $50
I have extensive experience in developing secure and decentralized blockchain-based solutions, including public and private blockchain networks. I am skilled in using various blockchain platforms suc
Pirot, Serbia, Serbia
$45/hr · Starting at $100
Blockchain Development: Design and develop custom blockchain solutions tailored to client needs, including smart contracts, decentralized applications (dApps), and blockchain protocols. Trading Bot De…
Bhakkar, Punjab, Pakistan
$10/hr · Starting at $50
We are a blockchain app development team that provides custom Blockchain development solutions inclusive of both public and private aspects. We serve clients with decentralized applications with well-…