Bayside, New York, United States
Past Earnings
$60/hr · Starting at $50
Cryptocurrency and blockchain solutions are revolutionizing how industries operate. I am an experienced developer with in-depth knowledge of blockchain technology and cryptocurrency. I can build NFT…
Zaporizhzhya, Zakarpats'ka Oblast', Ukraine
100/yr · 100%
$40/hr · Starting at $500
Hi, I’m a blockchain and crypto developer specializing in building secure, decentralized applications and smart contracts. With strong expertise in Solidity, Ethereum, Binance Smart Chain, and other
Sillanwali, Punjab, Pakistan
$5/hr · Starting at $25
I specialize in NFT and blockchain development, providing secure and scalable solutions tailored to your needs. With expertise across Ethereum, Solana, and Bitcoin Ordinals, I help businesses and crea…
Delhi, Delhi, India
ID Verified
$20/hr · Starting at $2,000
We build secure, scalable, and efficient blockchain applications that empower businesses to adopt decentralized technologies with ease. Our solutions cover token development, smart contracts, NFT mark…
Karachi, Sindh, Pakistan
$30/hr · Starting at $2,800
Blockchain Development and Solutions: Unlock the potential of blockchain technology with our comprehensive development and solutions services. Whether you're starting from scratch or need to enhance a…
Poznan, Greater Poland Voivodeship, Poland
$30/hr · Starting at $50
Develop chatting application using openAI API, RAG, Langchain, Pinecone, LLM as AI technologies and React and Next.js as frontend and Node.js/Express.js and Python as backend. Experienced in Angular,
Chandigarh, Chandigarh, India
$60/hr · Starting at $2,500
Hi there, ***Blockchain(NFTs, DeFi, DApps, DAOs, IDOs, ICOs) and Cryptocurrency development is our forte***. ***These are our Upwork Statistics:*** $600k+ Revenue generated on Upwork 39250 Total…
Kyiv, Kiev, Ukraine
$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…
Madrid, Madrid, Spain
$25/hr · Starting at $50
I have 10 years experience in Android/Web Development and Algorithm Research. First priority is Credit Perfect results within the Deadline Original Ideas and Fiery Passion As a Senior Developer
Kolhapur, Maharashtra, India
$20/hr · Starting at $400
As a self-employed, reliable, and highly experienced Freelancer with expertise in Blockchain Development, dApps Development, Mobile Application Development with this in mind, We invite you to consider…
Gurgaon, Haryana, India
$45/hr · Starting at $750
Cryptocurrency and blockchain solutions are revolutionizing how industries operate. Rayrise Technologies is fully on board with this revolution and has a team of experienced developers with in-depth k…
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…
$50/hr · Starting at $3,000
Cryptocurrency wallet development in a customized manner helps one to hold on to their cryptocurrencies securely. Most of the time people prefer hardware wallet instead of software wallet since it wil…
Bhakkar, Punjab, Pakistan
1,121/yr · 100%
$10/hr · Starting at $100
I am an expert in Blockchain Development, offering robust solutions for decentralized applications (dApps), smart contracts, and blockchain-based systems. With hands-on experience in Ethereum, Solidit…
Sahibzada Ajit Singh Nagar, Punjab, India
$25/hr · Starting at $10,000
We provide Unmatchable services as a Blockchain App Development Company. We offer expert Blockchain consulting services to diverse business verticals and help get maximum benefits of the Blockchain te…
Lutsk, Volyns'ka Oblast', Ukraine
$25/hr · Starting at $500
We are a team of developers with strong coding style, who like to contribute ideas, pay attention to fine details, can work fast and smart under tighter deadlines and always test our work before submi…
Hyderabad, Sindh, Pakistan
$20/hr · Starting at $100
As a highly skilled backend developer with expertise in Node.js, Express.js, and SQL, I offer professional and efficient backend development services for your web applications. I will provide you with…
Halle, Flemish Region, Belgium
$50/hr · Starting at $500
Building scalable, high performance web application using modern javascript frameworks such as React - React/Redux - Ruby on Rails - GraphQL, Apollo, Mobx - Webpack, Gulp, Grunt, Babel - Bootstrap(3.x…
Ikeja, Oyo, Nigeria
$5/hr · Starting at $29
I build apps, websites, and blockchains, with the aim to put your name on the map of the internet, so stop doubting like my ex, and message to reach visibility and peak workflow professionalism . Tra…
Singapore, Singapore, Singapore
$15/hr · Starting at $40
As a blockchain and web developer, I have 6+ years of a more experience with Blockchain, Python, Full-stack development, PHP, responsive web design, dynamic web design with the database, etc all are