React Jobs in Web3

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Job Position Company Posted Location Salary Tags

Cerebellum Network

Warsaw, Poland

Bitso

Latin America

$138k - $148k

Binance

Asia

Legitimate

New York, NY, United States

$180k - $250k

Klink Finance

Remote

$87k - $120k

NDAX Canada Inc.

Calgary, Canada

$86k - $96k

Legitimate

New York, NY, United States

$180k - $230k

Ledger

London, United Kingdom

$67k - $70k

Fireblocks

Get a Fireblocks Platform Demo

$99k - $112k

Pike

Hong Kong, Hong Kong

$84k - $90k

ResearchHub

Remote

$67k - $100k

D3

Los Angeles, CA, United States

$87k - $104k

Contro

Berlin, Germany

$81k - $168k

Synthetix

Sydney, Australia

$87k - $90k

Seamless Protocol

United States

$72k - $75k

Principal Full-Stack Engineer

Warsaw
Engineering /
Full-time /
Hybrid

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Why Join Us?
We are a leading Web3 company, backed by Binance Labs, Republic Labs, and Polygon. At Cere, you’ll be at the forefront of the Web3 AI revolution, working on groundbreaking AI technology that is transforming the industry. Join us to accelerate your career and make a significant impact.

About the Role
As a Staff/Principal Fullstack Engineer, you will take ownership of building and evolving our core products from the ground up. You’ll be responsible for quickly creating full-cycle prototypes, turning ideas into robust, production-ready solutions. Your work will involve designing and developing cutting-edge, high-performance blockchain and enterprise applications using a modern tech stack.

Key Responsibilities
Develop front-end and back-end solutions using React, Node.js (NestJS), and other modern technologies.
Build and refine prototypes to produce high-quality products.
Take ownership of the architecture, design, and implementation of complex systems.
Contribute to SDKs, CLI tools, and other developer-facing products.
Integrate Web3 principles, including wallets, smart contracts, and decentralized protocols.
Lead projects, ensuring quality and timely delivery, while mentoring junior developers.

Qualifications
7+ years of software development experience, with a focus on web and mobile applications.
3+ years in front-end development using React, TypeScript, and JavaScript (ES6+).
Strong experience in Node.js, GraphQL, Mocha/Chai, and other backend technologies.
Advanced understanding of data structures and algorithms.
Experience in Test-Driven Development (TDD) and maintaining high code quality standards.
Familiarity with Web3 technologies, decentralized systems, and smart contracts.

Nice to Have
Experience with multi-chain wallet development, EVM, and Substrate.
Background in AI/ML or blockchain-related projects.
Leadership skills and experience in guiding development teams.
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What does a React developer in web3 do?

A React developer in the context of web3 is a developer who is using the React JavaScript library to build user interfaces for decentralized applications (dApps) that run on the Ethereum blockchain

These dApps often use smart contracts to facilitate transactions and other interactions on the Ethereum network

Overall, the role of a React developer in web3 involves using your skills in React development to help build cutting-edge decentralized applications that leverage the power of the Ethereum blockchain

As a React developer in web3, some of your responsibilities might include:

  • Integrating the dApp with the Ethereum blockchain. This might involve using tools like web3.js and Ethers.js to connect to the Ethereum network and interact with smart contracts.
  • Building the user interface for a dApp using React. This could involve creating components for the various elements of the dApp, such as buttons, forms, and other input elements.
  • Implementing features that are specific to decentralized applications, such as handling cryptocurrency transactions and displaying data from the blockchain in a user-friendly way.
  • Collaborating with other members of the development team, such as blockchain engineers and designers, to ensure that the dApp functions properly and meets the needs of the end users.