Full Stack Developer (React.js + Node.js)

Job Description This is a remote position. Job Title - Full Stack Developer (React.js + Node.js) Location: Remote Engagement Type: Full Time Work Roster: 10AM-6PM AEST Weekends: Saturday & Sunday About the Role We are looking for a highly execution-focused Full Stack Developer who can build and ship scalable web applications in a fast-moving startup environment. The ideal candidate should be strong in both frontend and backend development, comfortable with AI-assisted coding workflows, and capable of taking ownership of features from idea to deployment. This role is best suited for developers who enjoy building products, solving real-world problems, and working in a remote-first, high-accountability culture. Key Responsibilities Develop scalable frontend applications using React.js and Next.js Build backend services and APIs using Node.js and Express.js Integrate databases, authentication systems, and third-party APIs Work with Supabase/Postgres for data modeling and management Implement Stripe payment flows and webhook integrations Improve performance and scalability using Redis and caching strategies Deploy and maintain applications on Vercel/cloud platforms Design, develop, and maintain automated tests for critical application workflows, APIs, and end-to-end scenarios where required. Collaborate closely with product, design, and engineering teams Use AI coding tools to improve development speed and efficiency Participate in debugging, optimization, code reviews, and architecture discussions Take ownership of features from planning to production release Required Skills Strong hands-on experience with React.js and Node.js Good understanding of JavaScript/TypeScript fundamentals Experience building and consuming REST APIs Experience in designing and developing AI agents using modern LLM SDKs such as OpenAI, Claude, or Vercel AI SDK, including orchestration of tool-calling, prompt workflows, and multi-step reasoning systems. Experience with test automation, including UI, API, regression, or end-to-end testing will have an edge. Knowledge of SQL/Postgres databases Experience with GitHub workflows and version control Strong debugging and problem-solving skills Ability to work independently in remote environments Good communication and ownership mindset Preferred Qualifications Experience with test automation, including UI, API, regression, or end-to-end testing. Experience with Supabase, Vercel, Stripe, and Redis Hands-on experience with automation frameworks such as Playwright, Cypress, Selenium, or similar. Startup or product company experience Exposure to AI-assisted development workflows Familiarity with Claude Code, Cursor, or GitHub Copilot Experience shipping SaaS applications Understanding of scalable architecture and deployment practices Why Join Us Remote-first work culture High ownership and impact-driven environment Opportunity to work with modern AI development tools Exposure to scalable SaaS/product engineering Fast-moving engineering culture with learning opportunities