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…
Noida, Uttar Pradesh, India
ID Verified
$12/hr · Starting at $500
App Creatives Technologies offers a complete range of mobile and web applications. We are all aware of the latest industry trends & technologies and follow the best of the practices for designing and
Khabarovsk, Khabarovsk, Russian Federation
$40/hr · Starting at $25
Bitcoin, Ethereum, Solidity, Truffle, Node.js, Web.js, full-stack dApps Ability to write high-quality code Ability to coordinate technical aspects of a project Ability to train new members in a team a…
Chittagong, Chittagong, Bangladesh
$10/hr · Starting at $100
Hello I am a professional freelancer. Over 10 years of experience in Web Designs, Graphics Design, Writing And SEO, SEM, SMM. I'm EXPERT at the following areas: Here are some of the ways I can help:…
Karachi, Sindh, Pakistan
$15/hr · Starting at $100
I am working as a React/JavaScript Developer . I am responsible for developing Mobile apps using React Native and Redux. Passionate about technology, active in local tech community. I Choose to be Mob…
Kyiv, Kiev, Ukraine
$25/hr · Starting at $100
Welcome! We are global start-up IT company. Please review our site -Web Developement. -Mobile developement. -Game Developement -Blockchain -Translation -Communication We can support full-time/long-t…
Chennai, Tamil Nadu, India
$32/hr · Starting at $1,000
Blockchain: Machine Learning: Engagement: Looking forward to work with you!
Ahmedabad, Gujarat, India
$15/hr · Starting at $50
Hi, Greeting and All is well. My name is Mahendra and I working on as a BLOCKCHAIN TECHNOLOGY(Bitcoin, Ethereum, Hyperledger, Lisk, etc.) as SELF EMPLOYED. About my background:- I am working as Blockc…
Lahore, Punjab, Pakistan
$20/hr · Starting at $300
I'm a blockchain developer with strong knowledge of decentralized networks, decentralized applications, structure of distributed networks. The technologies Include in blockchain are ethereum dapps, hy…
Phulera, Rajasthan, India
$32/hr · Starting at $100
I am a software developer with more then 2 years of experience. I design and code applications which are easy to integrate with other applications. Skills: - Java EE, Backend development, APIs for fro…
$25/hr · Starting at $1,000
RIMUS facilitates end-to-end product development services for Leverage our expertise of Mobile Apps Development to give an ease to your customers by facilitating your solutions on mobile platforms as…
Volgograd, Volgograd, Russian Federation
$30/hr · Starting at $25
My Experience: - Social networking app - Tinder style Dating app - Instagram style Photo/Video sharing app - Snapchat style app - whatsApp - Chatting/Messaging app - Shopping app - Barcod…
$20/hr · Starting at $25
Hello We are a team of 40+ Java/Spring/Grails developers having experience with range of 2-10 years each. We have been working on Spring & Java since last 8 years and on Blockchain/ Development apps s…
Bucuresti, Bucuresti, Romania
$32/hr · Starting at $500
Full Stack Developer with a variety of web development skills that include jQuery/JS/ES6/JSX, PHP, CSS, HTML, API integrations, architecting custom solutions, and creatively solving problems. - Machin…
Victoria, British Columbia, Canada
$50/hr · Starting at $1,000
I can build you beautiful, functional applications (for web and mobile) with the following platforms and languages: Java JavaScript HTML5 CSS3 Material Design Android iOS Node.js Parse-Server Parse SD…
Hong Kong, Hong Kong, Hong Kong
$40/hr · Starting at $30
The best quality, accurate timeline, free and polite after-service are what I guarantee to my clients. Hao has full-stack development experience in blockchain with exchange platform, trading bot, coin…
ShenYang, Liaoning, China
Past Earnings
$40/hr · Starting at $50
Bitcoin, Ethereum, Solidity, Truffle, Node.js, Web.js, full-stack dApps Ability to write high quality code Ability to co-ordinate technical aspects of a project Ability to train new members in a team
$25/hr · Starting at $25
Write your Smart contracts, connect functions from contract with your website and other. My professional skills: About 3 years experience in program development. Write your Smart contracts, connect f…
Florence, Arizona, United States
$35/hr · Starting at $25
I am a Python Programmer who specializes in automation tasks. I have done dozens of programs involving, web scraping, cryptocurency, API integration, SQL databases, algorithmic trading and bot creatio…
Yaba, Lagos, Nigeria
$40/hr · Starting at $400
Former Senior Engineer at Metro Africa Xpress (http://tcrn.ch/1R5bX3o), a last-mile delivery startup, where I lead the implementation of the full lifecycle of our products as well as orchestrating Dev…