Principal Full-Stack Engineer

Principal Full-Stack Engineer at CERE Network
Principal Full-Stack Engineer
Team: Engineering
Location: Warsaw
Commitment: Full-time
Workplace Type: hybrid
Why Join Us?
We are a leading Web3 company, backed by Binance Labs, Republic Labs, and Polygon. At Aperture Cloud, 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.