Javascript Jobs in Web3

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Job Position Company Posted Location Salary Tags

Principal FullStack Engineer

Cerebellum Network

Warsaw, Poland

Python Developer 100% Remote EUR

Bitfinex

London, United Kingdom

$43k - $55k

Staff Software Engineer Web3 Full Stack Expression of Interest

Legitimate

New York, NY, United States

$180k - $250k

Senior Frontend Web App + Website Web3 Crypto

Klink Finance

Remote

$87k - $120k

Full Stack Blockchain Developer

NDAX Canada Inc.

Calgary, Canada

$86k - $96k

Blockchain Consultant

BlackStone eIT

Remote

$72k - $100k

Web3 Technical Lead Fullstack

Legitimate

New York, NY, United States

$180k - $230k

Visual Designer

Ondo Finance

Remote

$87k - $145k

Scala Backend Software Engineer f m

Ledger

London, United Kingdom

$67k - $70k

Senior Frontend Engineer

D3

Los Angeles, CA, United States

$87k - $104k

Frontend Engineer

Synthetix

Sydney, Australia

$87k - $90k

Software Engineer

Halliday

San Francisco, CA, United States

$67k - $100k

Senior Software Engineer Bitcoin Team

BitGo

San Francisco, CA, United States

$165k - $210k

Senior Software Engineer Bitcoin Team

BitGo

Palo Alto, CA, United States

$165k - $210k

Senior Software Engineer Bitcoin Team

BitGo

Toronto, Canada

$180k - $240k

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 JavaScript developer in web3 do?

A JavaScript developer in web3 would likely be responsible for developing applications and other software using the JavaScript programming language within the web3 ecosystem

Web3 refers to the third generation of web technology, which emphasizes the use of decentralized technologies such as blockchain and distributed ledger systems

This means that a JavaScript developer in web3 would need to be familiar with these technologies and how to use them in the development of applications and other software

They may also be responsible for maintaining and updating existing web3 applications, as well as working with other members of a development team to create new web3 applications.