Hire Blockchain and Cryptography Developer

Blockchain and Cryptography

Upstaff is the best deep-vetting talent platform to match you with top Blockchain and Cryptography developers for hire. Scale your engineering team with the push of a button

Blockchain and Cryptography
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Hire Freelance Blockchain and Cryptography Developers and Engineers

Vadym M, Blockchain and Cryptography Developer

Last Job: 6 Nov 2024
Identity Verified
Programming Skills Verified
CV Verified

- 5+ years of experience as a Front-end JavaScript Developer. - 5+ years of experience in React.js; - Deep experience in Next.js technology; - Experience with WebRTC, Soket.io; - Good knowledge of Tailwind CSS, Bootstrap, and Chakra UI; - Experience working with Redux, and Docker; - Familiar with Node.js; - Strong abilities working with Web3; - Proficiency in testing frameworks like Jest and Cypress; - E-commerce, web, and mobile applications, including learning platforms, chatbots, dApps, and cryptocurrency wallet extensions.

JavaScript

JavaScript   5 yr.

Web3.js

Web3.js

React

React

WebRTC

WebRTC

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Serhii, Blockchain and Cryptography Developer

Last Job: 30 Oct 2024
Identity Verified
Language Verified
Programming Skills Verified
CV Verified

• 15+ years of commercial software development experience • Solid knowledge of Solidity, C++, JavaScript, TypeScript; • Deep understanding of blockchain architecture and smart contract logic; • Cosmos, Tron, Avalanche, Binance Smart Chain, Ethereum dApps; • Strong skills in developing NFT smart contracts. Support and payload verification; • NFT Marketplaces (ERC - 721/1155), Crypto Payment Solutions & DeFi Cross Chain Bridges - ERC-20 Tokens, ICO, DEX, Staking, Swapping; • Highly qualified knowledge of Stripe payment system integration to blockchain data; • 10+ years experience working with Python; • 5 years experience working with Node.js; • Strong abilities with Express; • Experience working with Docker, and Kubernetes (K8s); • 3+ years of development experience with React.js. • No scheduled vacations within the next 3 months;

Solidity

Solidity

NFT

NFT

Node.js

Node.js   5 yr.

React

React   3 yr.

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Denys K, Blockchain and Cryptography Developer

Last Job: 25 Sep 2024
Identity Verified
Programming Skills Verified
CV Verified

- Strong background in computer engineering and automation; - 5+ years of experience with Python; - Good knowledge of the blockchain industry and web3 project development; - Proven expertise in developing mobile applications, crafting solutions for crypto services, and creating telegram mini-apps; - Skilled in web automation, bot development, parsing, and working with web3 technologies.

Python

Python   5 yr.

QA Automation

QA Automation   3 yr.

Telegram API

Telegram API

Telegram Mini Apps

Telegram Mini Apps

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Sergey B., Blockchain and Cryptography Developer

Last Job: 5 Nov 2024

- Full Stack Developer with strong blockchain skills. - Over 10 years of experience in IT. - More than 7 years of experience with Node.js and Nest.js. - Strong skills with Express.js. - Over 7 years of experience with PostgreSQL. - In-depth knowledge of Docker and Kubernetes. - Experience in Angular. - Experienced in blockchain projects since 2017. - In-depth knowledge of blockchain integration into the backend. - Upper-intermediate English. - Available ASAP.

web3

web3

Node.js

Node.js

NestJS

NestJS

PostgreSQL

PostgreSQL

AWS (Amazon Web Services)

AWS (Amazon Web Services)

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Kris, Blockchain and Cryptography Developer

Last Job: 30 Oct 2024
Identity Verified
Programming Skills Verified
CV Verified

- Engineer who has 6+ years of experience with many programming languages, frameworks, and platforms; - 2+ years experience with developing smart contracts on Rust; - Solid skills with Solidity; - Working experience in building an NFT marketplace platform on Polygon and Binance Smart Chain using ERC-721 and ERC-1155; - Experience with ether.js, web3.js, and JS/TS frameworks; - Familiar with blockchain Ethereum, Binance, Tron, Solana, Polkadot, Tezos, Polygon, Huobi ECO chain, etc; - Deep knowledge in implemented Metamask, Torus, and other wallets to increase user experiences with the web apps; - Advanced English; - Available ASAP.

Solidity

Solidity

Rust

Rust   2 yr.

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Talk to Our Talent Expert

Our journey starts with a 30-min discovery call to explore your project challenges, technical needs and team diversity.
Manager
Maria Lapko
Global Partnership Manager

Only 3 Steps to Hire Blockchain and Cryptography Developer

1
Talk to Our Blockchain and Cryptography Talent Expert
Our journey starts with a 30-min discovery call to explore your project challenges, technical needs and team diversity.
2
Meet Carefully Matched Blockchain and Cryptography Talents
Within 1-3 days, we’ll share profiles and connect you with the right Blockchain and Cryptography talents for your project. Schedule a call to meet engineers in person.
3
Validate Your Choice
Bring new Blockchain and Cryptography expert on board with a trial period to confirm you hire the right one. There are no termination fees or hidden costs.

Welcome on Upstaff: The best site to hire Blockchain and Cryptography Developer

Yaroslav Kuntsevych
Upstaff.com was launched in 2019, addressing software service companies, startups and ISVs, increasingly varying and evolving needs for qualified software engineers

Yaroslav Kuntsevych

CEO
Hire Dedicated Blockchain and Cryptography Developer Trusted by People

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FAQs on Blockchain and Cryptography Development

What is a Blockchain and Cryptography Developer? Arrow

A Blockchain and Cryptography Developer is a specialist in the Blockchain and Cryptography framework/language, focusing on developing applications or systems that require expertise in this particular technology.

Why should I hire a Blockchain and Cryptography Developer through Upstaff.com? Arrow

Hiring through Upstaff.com gives you access to a curated pool of pre-screened Blockchain and Cryptography Developers, ensuring you find the right talent quickly and efficiently.

How do I know if a Blockchain and Cryptography Developer is right for my project? Arrow

If your project involves developing applications or systems that rely heavily on Blockchain and Cryptography, then hiring a Blockchain and Cryptography Developer would be essential.

How does the hiring process work on Upstaff.com? Arrow

Post Your Job: Provide details about your project.
Review Candidates: Access profiles of qualified Blockchain and Cryptography Developers.
Interview: Evaluate candidates through interviews.
Hire: Choose the best fit for your project.

What is the cost of hiring a Blockchain and Cryptography Developer? Arrow

The cost depends on factors like experience and project scope, but Upstaff.com offers competitive rates and flexible pricing options.

Can I hire Blockchain and Cryptography Developers on a part-time or project-based basis? Arrow

Yes, Upstaff.com allows you to hire Blockchain and Cryptography Developers on both a part-time and project-based basis, depending on your needs.

What are the qualifications of Blockchain and Cryptography Developers on Upstaff.com? Arrow

All developers undergo a strict vetting process to ensure they meet our high standards of expertise and professionalism.

How do I manage a Blockchain and Cryptography Developer once hired? Arrow

Upstaff.com offers tools and resources to help you manage your developer effectively, including communication platforms and project tracking tools.

What support does Upstaff.com offer during the hiring process? Arrow

Upstaff.com provides ongoing support, including help with onboarding, and expert advice to ensure you make the right hire.

Can I replace a Blockchain and Cryptography Developer if they are not meeting expectations? Arrow

Yes, Upstaff.com allows you to replace a developer if they are not meeting your expectations, ensuring you get the right fit for your project.

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