Kyiv, Kiev, Ukraine
$15/hr · Starting at $300
Stack: React Vue JavaScript MongoDB APIs HTML & CSS Node.js Responsive design Python Telegram Bot Java (Spring) I have experience in 3 years with working with Web technologies. Also I can create web s…
$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…
Beausoleil, Provence-Alpes-Cote d'Azur, France
$30/hr · Starting at $200
Development of programs and applications; Internet services; websites; mobile applications; blockchain projects Non-trivial customized interfaces, mobile and web applications with well-designed user i…
Dallas, Minsk, Belarus
$70/hr · Starting at $1,000
HI, I m based in Belarus. and have 5 years of blockchain development experiences. Proficient in Smart contract and web3js, NFT, DApp development on Etherum, BSC and Solana. Already developed many proj…
Manisa, Manisa, Turkey
$10/hr · Starting at $25
A perfect application for your NFT mint transactions. If you want to take part in the Nft market with crypto wallets such as Rarible, Opensea, you are in the right place. We can adapt a Wheel Of Fortu…
Belgrade, Serbia, Serbia
$45/hr · Starting at $50
I can develop full stack decentralized application for you. Smart contract written in solidity tested and deployed in python based Brownie framework. For front-end I mainly use react or next.js. Integ…
Boca Raton, Florida, United States
ID Verified
$90/hr · Starting at $50
Hello, we are seasoned Blockchain based developers. We specialize in decentralized apps, website and platforms such as NFT Marketplaces, Crypto Wallets, Metaverses, P2P and more. Programming skills in…
Mount Lawley, Western Australia, Australia
$75/hr · Starting at $500
Develop nft smart contract on ethereum blockchain NFT Smart Contract On Ethereum Blockchain & Solidity Welcome, MKAITS represents a team of professional developers who are expert in business-driven…
Pingxiang, Jiangxi, China
$40/hr · Starting at $1,000
Email: w.david2017@outlook.com This site is owned and operated by Qiufen Li (Adiran Lee). I have more than 6 years of experience with Ruby on Rails and 2 years of experience with Blockchain. I am fami…
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…
Hanamkonda, Telangana, India
$5/hr · Starting at $25
Hi , My name is Vamshi Krishna Vallakatla. I have sound knowledge on blockchain technology and networking and some experience in penetration testing and if you need any help performing some software i…
Karachi, Sindh, Pakistan
$25/hr · Starting at $100
A result oriented professional with good experience in application Support & Maintenance and Software Development. Adept in providing post-implementation, application maintenance & enhancement suppo…
Dnieper, Dnipropetrovs'ka Oblast', Ukraine
$30/hr · Starting at $50
As a full stack web developer I have been built many websites in my 6 years of experience. I have top skills in React JS, Node JS, and Laravel and also developing blockchain websites. I hold expertise…
Islamabad, Islamabad, Pakistan
$5/hr · Starting at $50
^^Bookkeeper / Accountant / Tax preparer ^^ Certified QuickBooks ProAdvisor | Finance Consulting ^^Specialist comptroller in Xero, Quickbooks, Amazon,eBay & VA ^^Complete resolution for all Finance…
surat, Gujarat, India
$12/hr · Starting at $300
Bitcoin, Ether Coin Blockchain Send//Received. E-commerce Website, Recharge Portal, Cricket League App & Website
Thane, Maharashtra, India
A compenent software developer who develops industry grade products for companies.Skilled in various programming languages and domains like- Contact details- Feel free to contact at any time of the da…
Jozefoslaw, Mazowieckie, Poland
$8/hr · Starting at $25
Java, JPA, Hibernate, PostgreSQL, MySql, Velocity, JavaScript, JQuery, Bootstrap, JBoss, Wildfly, Tomcat
CALIFORNIA, Maryland, United States
$150/hr · Starting at $100
We are part of a team consisting of highly efficient developers and hackers. Upgrade University Grades Facebook, Instagram, Twitter, Whatsapp, Line, Skype Hack Delete unwanted online Pictures and Vide…
Hannover, Niedersachsen, Germany
coding for you any small /- middle projects on Java (console or swing), also can setting up | proxy / fix errors / configurate | your website with nginx or protect it against flooding/ddos attacks wit…
Tbilisi, Georgia, Georgia
$30/hr · Starting at $25
C programming is what I do best. If you have a C task, you should probably consider me as the best candidate. I'm familiar with Linux system programming, network programming (TCP, UDP), cryptography.