Principal Full-Stack Engineer

Cere Network

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Warsaw hybrid Until 8/21/2026 First posted March 22, 2025 Last posted March 22, 2025
Job description
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.
About this role

Summary

Develop and maintain blockchain and enterprise applications using modern tech stack

Job title

Principal Full-Stack Engineer

Experience level

7+ years

Industry

web3

Location requirements

Warsaw, no remote work allowed

Salary

Not specified

Management role

No

Skills & keywords

Required skills

reactnode.jstypescriptjavascriptgraphqlmochachaiweb3

Preferred skills

multi-chain walletevmsubstrateaiml

Specializations

full-stackblockchainweb3smart contractsAI
Locations

Structured locations inferred from the posting.

Warsaw, Poland

On-site City