Brooklyn, New York, United States
$8/hr · Starting at $500
- Ethereum, Smart contracts, ERC20, custom tokens, solidity, a consensus algorithm - Strong experience with Blockchain, ICO, Cryptocurrency, tokens, IoT technology - Professional knowledge about Bitco…
Bakhmach, Chernihivs'ka Oblast', Ukraine
ID Verified
$25/hr · Starting at $100
Front End: -- React, Next, React Native -- Angular, Nest -- Vue, Vuex, Nuxt, Quasar, Vuetify, Vue material UI -- HTML5, CSS and ES6/7 JavaScript -- CSS, Bootstrap, Tailwind CSS, SASS, LESS Back
Tbilisi, T'bilisi, Georgia
$35/hr · Starting at $50
Innovative tech mind with 5 years of experience working as a computer programmer. Capable of working with a variety of technology and software solutions, and managing databases.I have experience diagn…
Rivne, Rivnens'ka Oblast', Ukraine
Past Earnings
$45/hr · Starting at $1,000
Hi I have particpated in many kinds of blockchain projects, and I got enough experience. I can design logic of whole system and develop both backend and frontend(web and mobile app) for the blockchain…
New Delhi, Delhi, India
$20/hr · Starting at $1,000
I am an enterprise solutions architect and lead developer skilled in laying the foundations for product development with a qualified development team. My solutions expertise includes on-premise and cl…
Bucurest, Bucuresti, Romania
$80/hr · Starting at $2,000
Experienced PHP Web Developer with a demonstrated history of working in the information technology and services industry Skilled in Object-Oriented Programming(OOP), PHP, MySQL, JavaScript, CSS, Linux…
Sana'a, San, Yemen
$20/hr · Starting at $100
We can build Data warehouse (ETL/ELT) with ODI : -Phisical and logical design. -Mapping.-packaging , Procedures,functions ,seq. no -cenarios ,Load plans. ,Design Dashboard by Power BI,or Oracle Analy…
Hunchun, Jilin, China
100/yr · 100%
$30/hr · Starting at $5,000
Starlight NFT is a collection of 10k room NFTs inside the Starlight interplanetary ship. My role was to develop NFT contract using ERC721 on EVM and rebuild frontend using modern JavaScript frameworks…
Rochester, New York, United States
$60/hr · Starting at $25
Cryptocurrency consultant that has experience trading many different coins on various exchanges including GDAX, Binance, Gemini, and Bittrex. Experienced evaluating ICO's and the token economics of p…
Sahibzada Ajit Singh Nagar, Punjab, India
$8/hr · Starting at $25
I'm a full stack web developer with over 6+ years of experience and have got expertise in: - PHP | LAMP development, I'm a very good team player and like to solve problem quickly. Prompt reply and qu…
Santiago De Los Caballeros, Santiago, Dominican Republic
$55/hr · Starting at $1,000
I am a skilled senior blockchain, DevOps, software engineer, Team Manager with good experience in the full SDLC creating dynamic web application, desktop, script. I always update functionality based o…
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…
La Romana, La Romana, Dominican Republic
$50/hr · Starting at $5,000
o Developed web pages using React o Created web design with Figma what they want• Implemented mobile-friendly on any device o Connected web frontend to Ethereum Smart Contract by using Web3 o Created
Hong Kong, Hong Kong, Hong Kong
$30/hr · Starting at $250
I am working as a Blockchain and Ethereum Smart contract development. I can develop Smart contract tokens as you want.
Visakhapatnam, Andhra Pradesh, India
$15/hr · Starting at $200
Are you excited about fusing the power of smart contracts with modern web applications? I specialize in guiding you through the process of seamlessly integrating Ethereum smart contracts into your Rea…
Surat, Gujarat, India
$30/hr · Starting at $15,000
Cryptocurrency and blockchain solutions are revolutionizing how industries operate. Foogle Tech Software is fully on board with this revolution and has a team of experienced developers with in-depth k…
Kasur, Punjab, Pakistan
$15/hr · Starting at $50
Hi! I will integrate the smart contract with the front end or back end with the help of web3 or ether library. Integrating smart contracts can be very difficult and overwhelming. I will integrate
WOKING, Surrey, United Kingdom
$15/hr · Starting at $25
I am a blockchain developer with 8+ experience & end to end solution provider for Blockchain. we have been successfully implemented that in retail, real estate, healthcare, fleet & transportation indu…
Kuala Lumpur, Kuala Lumpur, Malaysia
$5/hr · Starting at $25
Ethereum is a platform that's built specifically for creating smart contracts. We develop the following Solidity smart contracts: • Token contracts ERC20/ERC223 • Crowdsale contracts ICO • Multisigna…
Delhi, Delhi, India
$40/hr · Starting at $500
ImmuneBytes is a security start-up to provide professional services in blockchain space. Our team has hands-on experience in conducting smart contract audits, penetration testing, and security consult…