Lisboa, Lisboa, Portugal
$30/hr · Starting at $25
مع ارتفاع Bitcoin بنسبة 15 ٪ في سبعة أيام فقط ، يتساءل العديد من المستثمرين عما إذا كان هذا هو الوقت المناسب للشراء. في هذه المقالة ، سنناقش الوضع الحالي لسوق Bitcoin ونفحص بعض توقعات أسعار Bitcoin لل…
New York City, New York, United States
$45/hr · Starting at $25
Are you looking to build your very own Dapp, crypto token, or NFT on the Ethereum, BSC, or Polygon blockchain? Look no further! I am a professional developer with expertise in web development, app des…
Faisalabad Gulham muhammadabad, Punjab, Pakistan
$5/hr · Starting at $25
Hey there! I'm Dawood, CEO and Founder of CodeZone Software Development. With years of expertise in development and designing, I have successfully delivered exceptional solutions to clients across div…
Lagos, Lagos, Nigeria
$15/hr · Starting at $100
The foreign exchange market, which is usually known as “forex” or “FX,” is the largest financial market in the world. The FX market is a global, decentralized market where the world’s currencies chang…
Blolequin, W. Sahara, Western Sahara
$6/hr · Starting at $42
L'Assistant informatique de Mr Touré est un service dédié à l'accompagnement en technologie et en mathématiques. Fort de son expérience en enseignement et en réseaux informatiques, il aide les élèves,…
Kharkiv, Kharkivs'ka Oblast', Ukraine
14/yr · 100%
$50/hr · Starting at $2,000
I am a C++/C#/Py/Rust/Solidity software architect/developer with 15+ years of experience in development -HFT ultra-low-latency cross-brokers, cross-platform multi-asset algorithmic tools based on Quic…
Mirpur Khas, Sindh, Pakistan
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 (…
Truskavets, L'vivs'ka Oblast', Ukraine
ID Verified
$40/hr · Starting at $1,000
⭐⭐⭐Here are my specialist in Blockchain Development⭐⭐⭐ ✔Solidity, Solana, Rust ✔ERC-20, ERC-721, ERC-1155 ✔Dapp, Cryptocurrency, Smart Contract, NFT Marketplace ✔ Roadmap, Mint, Stake, Fork ✔Web3.js,
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…
Odessa, Odes'ka Oblast', Ukraine
$50/hr · Starting at $1,000
Technology I work with: - Blockchain * ERC20, ERC777, ERC223, ERC721, ERC1155 Token development * Sophisticated smart contracts or NFTs on leading blockchains such as Ethereum, Bitcoin, Binance, Stell…
ikeja, Lagos, Nigeria
$50/hr · Starting at $5,000
I would like to help you for your blockchain project with some of my below expertise services. Smart Contracts development using Solidity Web3 integration Unit testing and testing using testnets such
Toronto, Ontario, Canada
$30/hr · Starting at $60
As a senior blockchain developer, I have rich and strong experience in build NFT minting & staking & marketplace with React.js & Node.js for frontend and backend and smart contract on multiple chains…
Istanbul, Istanbul, Turkey
$85/hr · Starting at $75
My Background I’m a highly experienced Software Developer with 14 years of computer programming background who likes engineering client side applications. So far I have worked for Digital Agencies, So…
Sahiwal, Punjab, Pakistan
$15/hr · Starting at $30
Whenever new customers visit social media profiles defiantly they judge your business with Social Media Followers Count. All successful companies focus on increasing this number and then pushing conte…
Washington Dc, Washington, United States
$40/hr · Starting at $800
I WILL DEVELOP BITCOIN FLASHING SOFTWARE/ USDT FLASING/ SOFTWARE FLASHING WITH MY NEW BITCOIN FLASHING SOFTWARE VERSION If you don't have a hash rate, bitcoins can only be kept in your wallet for a ma…
Naaldwijk, Zuid-Holland, Netherlands
$50/hr · Starting at $40
Are you looking for a gas-optimized and trouble-free smart contract? Well, you are at the right service. I can convert your idea into a full-scale project which will forever live on the blockchain. I
Myliach, Rivnens'ka Oblast', Ukraine
Past Earnings
$45/hr · Starting at $1,000
I'm a senior full stack developer who has an experience for over 7 years. I've worked on the De-Fi projects such as Fastswap, Pantherswap, Sushiswap, Brewlabs communities and coca-cola metaverse. I wo…
Lahore, Punjab, Pakistan
Ingenious and Dynamic Project Manager, with vast experience in C#, Unity 2D/3D, Blockchain and web apps willing to exhaust my knowledge to achieve client targets. I have experience in managing differe…
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…
Paterson, New Jersey, United States
$60/hr · Starting at $500
Solidity Smart Contract development Wallet connect and wallet integration Digital asset lending protocol NFT marketplace development Cryptocurrency token development OnChain Game development Automatic…