Senior Full-Stack Developer

Role Purpose Own end-to-end feature development across the stack, with complete responsibility for implementation, automated testing, code quality, and production reliability.

Key Responsibilities

 Develop and deliver end-to-end features using React and Firebase Functions.

 Write, maintain, and improve unit and integration tests using Jest and React Testing Library.

 Participate actively in code reviews and follow the standard of two reviewers per pull request.

 Debug and resolve production incidents, identifying root causes and implementing reliable fixes.

 Collaborate closely with the Product Manager to define clear and testable acceptance criteria.  Contribute to engineering best practices, maintainability, and overall product quality.

Technical Requirements

 5+ years of experience in web development.

 3+ years of hands-on experience with React and Node.js.

 Strong TypeScript development experience.

 Hands-on experience with Firebase and Firestore.

 Experience working with Google Cloud Platform (GCP).

 Familiarity with Firebase Emulators for local development and testing.

 Demonstrable experience writing and maintaining automated tests.

 Strong understanding of unit and integration testing practices. Quality & Engineering Mindset

 Treat testing as an integral part of development rather than a separate QA activity.

 Follow a test-first or TDD-oriented approach where appropriate.

 Prioritize meaningful, high-value tests that protect critical business functionality.

 Understand the value of code coverage while avoiding arbitrary coverage targets without business or technical value. Interview Signals / What We Look For

 Clearly explains their approach to testing and demonstrates a test-first mindset or practical TDD experience.

 Can share real examples of defects identified through automated tests before production deployment.  Understands the difference between meaningful test coverage and simply increasing a coverage percentage.

 Demonstrates strong ownership of feature quality, debugging, and production reliability.

Ideal Candidate A hands-on full-stack engineer who takes ownership from requirements and acceptance criteria through development, testing, code review, deployment, and production support. The ideal candidate combines strong React/Node.js skills with a strong quality mindset and practical experience building reliable applications on Firebase and GCP.