Miami, Florida, United States
$50/hr · Starting at $1,000
Build solidity smart contracts and dApps for NFT marketplace, NFT minting websites, NFT game and Defi protocol(vesting, staking, farming, borrowing, lending), DEX platforms, ICO, IDO, IEO Develop feat…
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…
Bucha, Kharkivs'ka Oblast', Ukraine
Past Earnings
$40/hr · Starting at $100
Hi, I am a blockchain and smart contract developer, writing smart contracts(ERC721), Polygon to reduce gas fees, creating cryptocurrencies, and launching ICOs, Dapps with about 2 years of experience w…
Ifite Awka, Anambra, Nigeria
$50/hr · Starting at $100
If you are looking for a reliable full-stack developer for your web3 development, you are at the right place. I have 2 years expriences in developing and building Dappa nd Defi. I have solid skills in…
Moskva, Moskva, Russian Federation
$15/hr · Starting at $50
We are having 10+ years experience with proficiency in NFT Marketplace |Smart Contract Development | Blockhain Development | ICO | Cryptocurrency | Smart Contract | dApps| Website | Mobile Apps. Hello…
Anaheim, California, United States
$40/hr · Starting at $2,000
This is a simple minting dapp. Smart contract had been provided from other devs and I needed to develop frontend and web3 integration. Really, smart contract is easy to develop and fork from other sit…
Chernihiv, Chernihivs'ka Oblast', Ukraine
ID Verified
$35/hr · Starting at $500
I can fork and develop Defi websites on Ethereum & Binance Smart Chain (BSC) using solidity Smart contract and React & Web3js. I can build a unique blockchain defi website with your special idea. Also…
Harbin, Heilongjiang, China
$50/hr · Starting at $5,000
-HTML/CSS3, Javascript, Typescript, ES6+, React.js, Angular2+, Vue.js -Cryptocurrency Exchange Site (based on ETH, BTC, NEO) - ICO (Ethereum, Waves) -ERC20-23, Solidity, Smart Contract, Web3, Truffle…
Chiyoda, Tokyo, Japan
I have the lots of experience in developing the cryptocurrency exchange and managing that. I have developed the 2 cryptocurreny exchanges and I am currently managing 1 cryptocurrency exchange.
Yerevan, Yerevan, Armenia
$25/hr · Starting at $500
You are looking for a responsible developer to quickly create a DApp, smart contracts, NFT, website or all at once - welcome! I am a Solidity developer with experience in creating smart contracts in v…
New York City, New York, United States
$30/hr · Starting at $3,000
NFT Smart Contract Development in Ethereum Solidity Solidity is used for writing smart contracts that run on Ethereum's blockchain, enabling the creation of unique, indivisible, and verifiable digital…
Butwal, Western Region, Nepal
$25/hr · Starting at $50
I am a blockchain developer.I can design and develop decentralized applications based on blockchain.I have experience in developing De-Fi ,NFTs,Games,DAOs,DEXs,Bridges across multiple blockchains.I ca…
Surat, Gujarat, India
$8/hr · Starting at $400
Smart Contract for Token or Defi project which is based on Ethereum.Professional and certified blockchain Architecture with strong knowledge of Ethereum and Blockchain. We can help you with this DeFi
Munich, Bayern, Germany
$50/hr · Starting at $400
I involved in Slam NFT project to interact with Metaverse at Slamcoin company, built my skill and experience in NFT-Metaverse project. In that project, I worked as a web3 frontend developer, integrate…
DanDong Shi, Liaoning, China
$20/hr · Starting at $2,500
I have experiences in blockchain technologies for more than 5 years. I can work for coin fork, create new blockchain network, create smart contract for erc20, erc721, erc777, etc. also, I can work in
Ridgecrest, California, United States
$32/hr · Starting at $30
Hello everyone! I'm a professional Blockchain engineer with Web(frontend + backend). I've completed a lot of Defi and DEX projects on Ethereum Blockcahin for 5 years. Currently, I have rich experience…
Cordoba, Cordoba, Argentina
$10/hr · Starting at $100
Hello, I have 4 years of experience in the IT sector, I went through various projects such as webapps, smart contract development, npm libraries, I am a blockchain engineer, I handle a wide variety of…
Quebec, Quebec, Canada
$30/hr · Starting at $80
I am a self-motivated and very open-minded person who can learn very fast. My Skill sets are like follows: - 5+ years of HTML, CSS, JS - 4+ years of Laravel, YII, Ruby on Rails, Drupal, Shopify, DJang…
Dandong, Liaoning, China
$50/hr · Starting at $50,000
-HTML/CSS3, Javascript, Typescript, ES6+, React.js, Angular2+, Vue.js - Cryptocurrency Exchange Site (based on ETH, BTC, NEO) - ICO (Ethereum, Waves) - ERC20-23, Solidity, Smart Contract, Web3, Truffl…
Managua, Managua, Nicaragua
$15/hr · Starting at $45
Im a Full Stack Web Developer ready to work on your next project, with 2 years of knowledge in Web Development working with the MERN stack, multiple databases as Mongo DB or SQL, real time apps with S…