Full-Stack Developer

About the job

We are looking for a highly experienced Full-Stack Developer to act as one of our founding engineers. This is a pivotal role where you will take ownership of the entire codebase. Your primary mission will be to conduct a comprehensive audit, refactor the existing application, and implement the best practices required to transform it from a functional prototype into a world-class, production-ready platform. Key Responsibilities • Conduct a thorough review of the existing React, Node.js, and Firebase codebase to identify areas for improvement in performance, security, and scalability. • Refactor and optimize the application, fixing bugs, resolving integration issues, and ensuring a smooth user experience. • Implement a robust testing strategy, including writing critical unit and integration tests to supplement our existing E2E (Cypress) tests. • Strengthen security measures across the platform, including API endpoint protection, database rules, and user authentication flows. • Take ownership of the production infrastructure on GCP and Firebase, ensuring reliability and performance. Required Skills & Experience • 3+ years of professional experience in full-stack web development. • Expert-level proficiency in React.js for the frontend and Node.js / Express.js for the backend. • Strong, hands-on experience with Firebase, particularly Firestore and Firebase Authentication. • Proven experience writing and maintaining a comprehensive test suite using frameworks like Cypress and Jest / Vitest. • Excellent problem-solving skills and the ability to work independently and take ownership of a project. • Strong communication skills and the ability to articulate technical decisions clearly. Bonus Points (Nice to Have) • Experience building marketplace or community-driven platforms. • Deep knowledge of application security best practices. • Experience working with and refactoring AI-generated code. What We Offer • A competitive freelance project rate or full-time pay • The unique opportunity to be the founding engineer and have a massive impact on a high-potential platform. • A fully remote and flexible work environment.

Requirements

• React.js
• Node.js
• Firebase
• GCP

Preferred Technologies

• React.js
• Node.js
• Firebase
• GCP

Benefits

• Remote work
• Flexible work environment