Full Stack Developer React Native & Nextjs

We are seeking a competent developer to work directly with the founder to take our Saas platform to commercial readiness, and lead subsequent feature development. The successful candidate will be expected to self-manage, take full responsibility for their deliverables, and progress their work independently.

Full-time • Initial 2-month contract with potential for long-term extension. Requires consistent daily overlap with New Zealand business hours

Role & responsibilities

• Stabilise and harden the platform to commercial-grade reliability
• Optimise the mobile application for performance and reduced app size a fast, responsive, lightweight experience is a priority
• Design and deliver new features, including PDF generation, AI-assisted editing tools, billing, and onboarding
• Manage App Store and Google Play submissions
• Lead development of the flagship feature an AI assistant that performs semantic search across inspection reports (RAG / vector search) to answer user queries
• Support the ongoing scaling and evolution of the platform, and advise on longer-term mobile technology direction

Preferred candidate profile

• Strong fundamentals in JavaScript / TypeScript and React
• Demonstrable experience with React Native (Expo), with proven ability in performance optimisation and app-size reduction this is a core requirement
• Experience with Next.js and full-stack web development
• Experience with databases, backend, and API integration (Supabase, PostgreSQL, or equivalent)
• Proven ability to work independently and take ownership of deliverables
• Clear written communication and a methodical, root-cause approach to problem-solving

Advantageous: Flutter / Dart experience (valued for future mobile platform direction), AI / LLM integration, vector search / RAG / embeddings, Expo App Store and Play Store submission experience, exposure to construction or engineering technology.