Kihei, Hawaii, United States
$35/hr · Starting at $500
Have 5 years of experience in blockchain development specializing in Bitcoin, Ethereum, BSC, Solana, Base, and ICP. Familiar with Solidity, Rust, Python, JS/TS, Motoko, and Golang. Experienced in buil…
Lawndale, California, United States
ID Verified
$60/hr · Starting at $500
- Full-Stack Web Development Expertise: Developing both frontend and backend of web applications using Node.js, ExpressJS, NestJS, Python, Django, and Flask - Blockchain Integration: Integrating block…
KREMENCZUG, Wielkopolskie, Poland
$25/hr · Starting at $35
With over 9 years of professional experience in software development, I specialize in building end-to-end blockchain applications that are secure, scalable, and production-ready. Originally from Polan…
Victoria, British Columbia, Canada
$35/hr · Starting at $2,000
I'm a Blockchain & Web developer. I create, compile, deploy and test smart contracts using Truffle on the Ethereum blockchain. My experience includes Erc20 tokens, non-fungible tokens, lockable tokens…
San Luis Obispo, California, United States
Past Earnings
$30/hr · Starting at $500
Unlock the potential of blockchain technology with our specialized development services. We provide end-to-end solutions tailored to meet your business goals, ensuring secure, scalable, and innovative…
Karachi, Sindh, Pakistan
$10/hr · Starting at $25
Hi, Are you looking to hire someone to write smart contracts for your dapps that are optimised, gas-efficient? You are precisely where you would like to be. My services include: Token Creation: ERC a…
zirakpur, Punjab, India
$50/hr · Starting at $5,000
We are a BlockChain Development Company that specializes in Solidity Smart Contracts, blockchain, Web3, Metaverse, and AI development services. Adapt a secure, dependable, and trusted way of formin…
Philadelphia, Pennsylvania, United States
-University of Texas at Austin. Bachelor's Degree. -live in Philadelphia -8 years of development experience (4 years of Blockchain development experience) -Cosmos, Polkadot, Near, Ethereum, Solana\ -…
Hong Kong, Hong Kong, Hong Kong
$50/hr · Starting at $2,000
Dedicated blockchain developer well-versed in solidity and rust. Development experience in DEX, NFT marketplace, NFT minting and staking. Solidity experience in developing and implementing application…
Ridgecrest, California, United States
$32/hr · Starting at $30
Hello everyone! I'm a professional Blockchain engineer with Web(frontend + backend). I've completed a lot of Defi and DEX projects on Ethereum Blockcahin for 5 years. Currently, I have rich experience…
$50/hr · Starting at $500
For Blockchain Web Development I have 4 years of experiences and skills and cryptocurrency technology I can do for you: ICO web development Smart Contract Development High-level understanding of how B…
araihazar, Dhaka, Bangladesh
$40/hr · Starting at $2,000
With 4 years of experiences and skills in blockchain and cryptocurrency technology > ICO web development > Smart Contract Development > High-level understanding of how Blockchains work, especially
Osaka, Osaka, Japan
$25/hr · Starting at $25
I have been an IT engineer for more than 10 years, including the Backend part, Database optimization, Server setup, WEB3, DevOps, custom blockchain development, and API of other Services. Have experie…
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…
Beograd, Serbia, Serbia
$60/hr · Starting at $50
NFT minting site 1. Uploading a bunch of assets (e.g. 10K) to IPFS with its metadata 2. Set a start time to mint 3. Set royalty fee and price 4. Set wallet address to be get paid 5. VRF function 6. Li…
Rahim Yar Khan, Punjab, Pakistan
$5/hr · Starting at $250
I give services of Community Moderation for the community management on telegram and discord. In which we guide different people about the project and provide new announcements about the project. We
Lviv, L'vivs'ka Oblast', Ukraine
$10/hr · Starting at $50
I can easily develop smart contacts, tokens, etc. Working experience is more than a year. High quality product you will receive when working with me! I will deliver everything at the terms we have ne…
Jaipur, Rajasthan, India
$20/hr · Starting at $100
We provide services for block chain including - Private block chain like HyperLedger fabric and HyperLedger Indy - Smart Contract development on Solidity - Smart Contract deployment on any network -
Belgrade, Serbia, Serbia
$30/hr · Starting at $50
I'm an AI & blockchain developer. I have rich experiences in AI text to image generating and blockchain tasks. Here's some examples I have already done. AI text to image generating. AI image redesign
Mannargudi, Tamil Nadu, India
$25/hr · Starting at $5,000
we do create private etherum poa based blockchain with explorer and we do create all custom token creation in erc20 erc720 and erc1155 tokens please ask us for demo, we do work all works we do create…