Senior Full-Stack Engineer (React Native / Node.js)

Senior Full-Stack Engineer (React Native / Node.js) We are building a mobile marketplace and are looking for a Senior Full-Stack Engineer to help improve product quality, review existing implementations, and contribute to ongoing development. This role will work alongside our current development team and help support the product through launch and future growth. Responsibilities Review existing code and architecture Identify bugs, technical debt, and improvement opportunities Participate in technical discussions and planning Review feature implementations and fixes Contribute code when needed Help improve app stability, performance, and scalability Tech Stack: React Native Node.js TypeScript PostgreSQL REST APIs Stripe Ideal Experience 5+ years of software engineering experience Strong React Native experience Strong Node.js / TypeScript experience Experience building marketplace or mobile applications Experience with payments and Stripe integrations Strong API and database design skills Experience reviewing and improving existing codebases Strong communication skills Engagement Part-Time 5–15 hours per week initially Potential for ongoing work To Apply Please include: Relevant React Native and Node.js experience Mobile apps or marketplaces you have worked on Experience working with existing codebases Weekly availability Hourly rate