Kyiv, Kiev, Ukraine
$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…
Irkutsk, Arkhangel'sk, Russian Federation
$45/hr · Starting at $200
I am a Blockchain and Cryptocurrency expert who is having +5 years of experience. I have rich hands on experience worked on Binance, Coinbase pro, STEX, ICO, Tron …etc cryptocurrence exchange platfo…
Paris, Ile-de-France, France
$40/hr · Starting at $30
My product is clean and perfect because my code is the creation of my love and passion. My goal is to improve myself every day, so I do not stop there and learn everything new. I’ve operated as a seni…
Giurgiu, Giurgiu, Romania
ID Verified
$50/hr · Starting at $100
I am a senior web & Blockchain developer with more than 5 years of experience in web development and about 2 years in Blockchain technology. I have detailed, result-oriented, and highly sophisticated…
Singapore, Singapore, Singapore
$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 &
Yerevan, Yerevan, Armenia
$50/hr · Starting at $1,000
Welcome to my Service Please send a single message before place an order. Do you have an idea and want to launch it successfully? Or do you need a blockchain applications ecosystem to be developed acc…
Dover, Florida, United States
$35/hr · Starting at $4,000
As an experienced Web & BlockChain engineer, I have been working in the BlockChain field for over 6 years. I have already completed so many blockchain relevant projects such as Forking swap, NFT marke…
Livenka, Singapore, Singapore
$50/hr · Starting at $30
- Develop smart contracts in Solidity and Rust. - Develop RPC using client libraries such as Web3js. - Static analysis of smart contracts for gas consumption and optimization using Remix IDE. - Develo…
Regina, Saskatchewan, Canada
$35/hr · Starting at $1,000
NFTs hosted on the Ethereum, Binance or Solana network is a complex framework of valuables owned, listed, auctioned and sold on an NFT marketplace. It is a reliable way of attributing ownership to a d…
Hong Kong, Hong Kong, Hong Kong
$15/hr · Starting at $40
Hello As a motivated and reliable full-stack developer with comprehensive skills in multiple technologies, I'm proficient in both Web Backend and Frontend development. I have 6+ years of hands-on expe…
Lodhran, Punjab, Pakistan
$18/hr · Starting at $1,800
My portfolio reflects my hands-on experience in front-end development, leveraging React.js and Material-UI to build dynamic, user-friendly web applications. Each project is designed to focus on seamle…
Volodymyr-Volynskyi, Volyns'ka Oblast', Ukraine
$25/hr · Starting at $500
I am a professional blockchain developer have experience of over 7 years of. I've mastered these fields below: ✓ Smart Contract, Defi, in Ethereum, Solana, Avax, Wax, Algorand, Polygon, BSC, Polkadot
Toronto, Ontario, Canada
$55/hr · Starting at $45
Experienced Web & Blockchain Developer adept in bringing forth expertise in creation of smart contracts, testing of security & scalability, and dApp development. Equipped with a diverse and promising
$30/hr · Starting at $1,500
Creating an exchange Trading platforms with 3rd part liquidity API, Margin trading etc. like binance.com, bybit.com, or Bitmex.com NFT marketplace, Defi/Dapp Development, DeFi Consulting (swaps, liqui…
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…
Otradnoe, Voronezh, Russian Federation
$30/hr · Starting at $50
Hi Thanks for visiting my profile. I’ve operated as a senior web and software developer for the 5 years. Combined with my B.Sc. in Computer science, those years have allowed me to build skills as a
Vyazma, Smolensk, Russian Federation
$30/hr · Starting at $30
I have 9+ years of experience in web development. On the web, wordpress, cms, react, node and design are my specialties. I am a full stack (MERN, MEAN) developer. I contract seriously, and then I p…
London, England, United Kingdom
$25/hr · Starting at $25
Hi I'm Danny and I'm a computer systems student . I will offer an Excellent and fast web development for e-commerce sites ,blogs , personal sites Web Courses sites ,as well as Dapps blockchain techno…
Lahore, Punjab, Pakistan
$20/hr · Starting at $500
Whether it be a P2E game, Marketplace, or a complete Blockchain Dapp YOU NAME IT, I CAN DO IT. I've been in the industry for over 5+ years. Solutions I can provide: ✔ Metaverse ✔ Play to earn ✔ Ga…
Chicago, Illinois, United States
$80/hr · Starting at $1,000
We are experienced Blockchain developers with over 7+ years of experience and have a deep knowledge of blockchain technologies, specializing in constructing decentralized applications, customizing sec…