London, England, United Kingdom
10,415/yr · 100%
$45/hr · Starting at $990
At F10 Software Solutions, we're the experts in NFT (Non-Fungible Token) and ERC721 Smart Contract Development, and we're here to usher you into the world of blockchain innovation. Our toolkit include…
Beyoglu, Istanbul, Turkey
$25/hr · Starting at $200
All premium smart contract services in one package! Forget all other contract services! Reasonable price and quality service! The NFT Drop contract is ideal when you want to release a collection of un…
new taipei city, T'ai-wan, Taiwan
$25/hr · Starting at $50
Here's Roger, thanks for you guys to see my description. As a blockchain developer team, we are familiar with smart contract, NFT, web3.js and all of those which shown in SKILLs. We have cooperated wi…
Miami Springs, Florida, United States
Past Earnings
$39/hr · Starting at $500
Hello! I am an experienced Blockchain developer who is specialized in Etherium, Solana, Binance Smart Chain network and ERC20/ERC721/BEP20 tokens. I am also good at React.js/Next.js, TailwindCSS. I've…
Singapore, Singapore, Singapore
$50/hr · Starting at $2,000
Fintech stock trading escrow system development for cryptocurrency exchange Bitcoin, ethereum, ripple matching algorithm Websocket API development for trading real time data Rest API Development Mongo…
$50/hr · Starting at $25
I am a skilled developer with over seven-year of experience in the field. I dedicate myself to exploring new techniques and procedures related to Blockchain development. Excellent at solidity, DApp &
Lagos, Lagos, Nigeria
$20/hr · Starting at $2,000
Right now you are at the BEST PLACE for ethereum blockchain technology TEAM OF DEVELOPER TO MAKE YOUR DREAM BE REALITY. I am an expert in Ethereum Solidity and I can make a new cryptocurrency for you
Wakefield, England, United Kingdom
$40/hr · Starting at $50
My Services Include: Custom DApp Development: End-to-end development of decentralized applications tailored to your needs. Smart Contract Creation & Auditing: Writing, testing, and deploying smart con…
Jaipur, Rajasthan, India
524/yr · 100%
$15/hr · Starting at $25
As a Blockchain Solutions Expert, I specialise in building secure, scalable, and efficient decentralised applications (DApps) and smart contracts on Ethereum and other EVM-compatible networks. With ha…
arghakhanchi, Western Region, Nepal
$50/hr · Starting at $750
I am an experienced blockchain developer having deep knowledge of solidity programming language. I can develop and complex smart contract. I can develop smart contract like ERC20, ERC721, ERC721A etc.…
Fresno, California, United States
$65/hr · Starting at $500
I have 5+ years of experience in blockchain projects and developed many coin websites and some NFT and FT tokens. Token: erc20, bep20, erc721, erc1155, etc Smart contract: lottery, Flash Loan, etc Da…
Shenyang, Liaoning, China
$30/hr · Starting at $1,000
For the last 3 years, I have been developing New token creation, Bitcoin, BSC, NFT, Solidity, Solana, Blockchain, Decentralized Exchanges, Crypto Coins based on BEP20, ERC20, ERC721, ERC1155, Bitcoin
karachi, Sindh, Pakistan
$10/hr · Starting at $200
With my expertise in developing blockchain solutions and my knowledge of ERC20, ERC721, and ERC1155 tokens, I believe I am an excellent fit for this role. In my previous positions, I have successfully…
Taipei, T'ai-pei, Taiwan
$21/hr · Starting at $10,800
FaSwift.Tech Hello, We are a group of people who love technology and creativity. The goal is to create the most humane user experience and optimized products. Whether it is a product we create by ours…
Karachi, Sindh, Pakistan
$70/hr · Starting at $25
Solidity smart contract developer having experience of 3+ years. I have built projects ranging from Smart Wallets aka Account abstraction, NFT marketplaces, Decentralized exchanges (DEX) , ICO, White…
Tirana, Tirane, Albania
$30/hr · Starting at $50
Greetings !!! I have 2+ years experience working on blockchain development. I am specializing in solidity language for token contracts(ERC20, ERC721(NFT), ERC1155(NFT), BEP20, BEP721(NFT), BEP115(NFT…
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…
Guru Har Sahai, Punjab, India
ID Verified
$60/hr · Starting at $2,000
We have worked on ERC20, ERC721, ERC65, ERC1155, TRC20, BNB, AAVE, COMP, SUSHI, LINk, CAKE, and UNI. airdrop contracts, gasless contracts, staking contracts, swap contracts, dapp, defi, HEX, CEX, DEX,…
Mirpur Khas, Sindh, Pakistan
$5/hr · Starting at $25
I have a great experience in the development of cryptocurrency such as ERC20/ ERC721 / ERC721A / BEP20-token and other OpenZeppelin contracts. I have also developed NFTs (ERC721/ ERC721A) and tokens (…
Kyiv, Kyyivs'ka Oblast', Ukraine
$100/hr · Starting at $1,000
I can make smart contract by using Remix, TronIDE, BSCIDE. I have made many contract based on BSC, ERC, TRC and so on. And I have deep knowledge about BEP20, ERC20, ERC721, ERC1155, TRC20, and TRC10 p…