Los Angeles, California, United States
$40/hr · Starting at $25
• Researched the trending NFT market, and built the marketplace on the Immutable X, which is called as the world first Layer 2 solution for NFT. • Built the smart contract for NFT marketplace with Met…
Kyiv, Kiev, Ukraine
$5/hr · Starting at $25
Cooperating with me you get: • Absolute adherence to deadlines and arrangements • Amendments and additions in the process of work • Reasonable price tag for work • Permanent communication • Adaptation…
Lahore, Punjab, Pakistan
$35/hr · Starting at $5,000
I hope you're having a great day! I'm Faizan Mubasher, a full stack developer and the CTO at Big Entities. We specialize in all types of blockchain projects, from developing smart contracts to buildin…
Pune, Maharashtra, India
$10/hr · Starting at $200
Tech Nexus Help specializes in blockchain solutions, offering custom blockchain development, smart contract creation, decentralized application (dApp) development, and blockchain integration. Our team…
Mumbai, Maharashtra, India
Past Earnings
$150/hr · Starting at $25
Dear Sir/Madam, I am a regular speaker at conferences and Summits. I hold a Masters degree in Financial Engineering from The University of Michigan Ann Arbor, USA and am trained in Bitcoin and Blockc…
Bordeaux, Aquitaine, France
$40/hr · Starting at $1,500
Working on blockchain for last 5 years, have developed Defi Apps, DAO setup, NFT marketplace, Crypto games ( Play to earn & Move to earn ) as well as developed Stable Coin on Ethereum and Solana Netwo…
Washington, District of Columbia, United States
$10/hr · Starting at $25
Blockchain is changing the way the world lives and works – but it's only a means to an end, not the end itself. We can help you apply this technology to drive your transformation into the future. As t…
Noida, Uttar Pradesh, India
$27/hr · Starting at $25
Engineering robust, user-focused solutions driving breakthrough efficiency and bottom-line results Dynamic leader of software development teams offering 11 years of experience managing multi-million-d…
Gurugram, Haryana, India
$20/hr · Starting at $25
I'm a software developer with a lot of experience in both Ionic and Angular2/4/5 (since version 1) and. I have developed apps for both ios and android. I have experience with the following things with…
Epinay-sur-Seine, Ile-de-France, France
$20/hr · Starting at $40
I am a senior full stack mobile developer with over 5 years' experience in mobile(Android/ios) application development. I offer for you. My expertise is Android/IOS app development(Swift 4/3/2,Objecti…
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…
$45/hr · Starting at $5,000
InvoZone is a leading software development company that excels in industry-focused software development solutions and consulting services across multiple industries. We empower your business with unpa…
Islamabad, Islamabad, Pakistan
$10/hr · Starting at $35
As a rapid-deployment, content-generating author, I can make each headline something bold and juicy, filling in the gaps for what the rest of the content piece is to talk about, with just the title an…
Singapore, Singapore, Singapore
ID Verified
$50/hr · Starting at $1,000
Start your Crypto, NFT, web 3.0, blockchain project without any risk. FAQs I'm still not sure what you specialize in? • We are your partner to get your blockchain project off the ground. The ones wi…
$50/hr · Starting at $200
I am a professional blockchain developer who has 7+ years of experience in software development. I give our clients the best product quality at affordable rates. Customer satisfaction and product qual…
Wan Chai, Hong Kong, Hong Kong
$50/hr · Starting at $7,500
I am a developer who is experienced with Ethereum, NXT, EOS and Multichain. Also I have strong skills with smart contract and ERC20 Token. I am very familiar with Solidity, Java, Python, GoLang and no…
Da Nang, Da Nang, Vietnam
$15/hr · Starting at $100
3 years of experience in software development in software engineering. Involved in business logic and analysis, design, development, implementation, and maintenance of large-scale multi-layer web appl…
Okazaki, Aichi, Japan
$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…
Jilin City, Jilin, China
As I am a web/mobile/blockchain developer, working for 10 years in this sector, there is a chance you give consideration. I have a Bachelor`s Degree in Computer Science From a well-known university. H…
Vladivostok, Permskiy Kray, Russian Federation
$25/hr · Starting at $300
With many years of extensive experience in Blockchain and Smart Contract Developer - Ethereum, Solana, Tezos, also experience with EVM and custom Blockchains, .NET developer with knowledge in F# and C…