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…
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…
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…
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…
Lahore, Punjab, Pakistan
$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…
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…
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…
Wan Chai, Hong Kong, Hong Kong
Past Earnings
$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…
Kharkiv, Kharkivs'ka Oblast', Ukraine
14/yr · 100%
$50/hr · Starting at $2,000
I am a C++/C#/Py/Rust/Solidity software architect/developer with 15+ years of experience in development -HFT ultra-low-latency cross-brokers, cross-platform multi-asset algorithmic tools based on Quic…
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…
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…
Jilin City, Jilin, China
$40/hr · Starting at $25
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…
756/yr · 100%
$30/hr · Starting at $300
A dedicated blockchain professional with 8 years is here. I involved in Slam NFT project to interact with Metaverse at Slamcoin company, built my skill and experience in NFT-Metaverse project. In that…
SUBIACO, Western Australia, Australia
$30/hr · Starting at $25
Dear Client. I've checked your job posting description and I'm 100% sure that I have professional and rich experience in to work on this job ? Building, maintaining and designing Blockchain websites ?…
Delhi, Delhi, India
$10/hr · Starting at $25
In this gig, I offer custom React website design and development services for businesses and individuals who want to create a unique and professional online presence. As React developer, I am well-ver…
Accra, Greater Accra, Ghana
$15/hr · Starting at $40
I am an experienced web developer who has been in the field for the past 5 years and, has successfully launched various huge projects and has proven my skill in many opportunities. I am responsible fo…
Obrenovac, Central Serbia, Serbia
Hi, As a senior blockchain developer, I've deep understanding of blockchain and already developed many projects so far. In my work, there are Presale website, Staking platform, Token launchpad like Pu…
Islamabad, Federally Administered Tribal Areas, Pakistan
$40/hr · Starting at $3,500
At Repla Technologies, we provide cutting-edge blockchain development services, helping businesses harness the power of decentralized technology. From creating secure smart contracts to building block…
Ha Noi, Ha Noi, Vietnam
$15/hr · Starting at $2,500
The development of blockchain technology, which holds broad potential beyond finance. Engineers equipped with extensive knowledge and skills will handle your needs. Optimized according to the business…