Experienced and proven Fullstack Developer (Next.js + Supabase) needed

*We will ignore automated (ai)/templated applications - please be human.* We are a sports matchmaking platform launching in August. The core app is already built and functional — what we need now is a skilled fullstack developer to take it across the finish line. This means UI polish, feature completion, backend reliability, and launch readiness. Interpersonally, we are looking for someone who is passionate on quality, patient, flexible and agile! Our Stack Next.js · React · Tailwind · Framer · Node · PostgreSQL · Supabase · n8n · Clerk · Vercel · Resend · Twilio · Google Maps/Geocoding/Distance Matrix APIs What You'll Be Working On: -Waitlist page: minor UI polish -Lobby page: UI refinement + verifying notification delivery end-to-end (in-app, email via Resend, SMS via Twilio) -Sessions page: full frontend/backend revamp; this is the user's match dashboard covering upcoming matches, pending requests, and in/out challenger requests -Court details page: enrich with court descriptions, hours of operation, busy-time indicators, and any AI-driven automation you can bring to the table -Court data expansion: post-launch, add facility data for new communities using our existing DB architecture (data provided) -Profile page: UI improvements -Onboarding flow: targeted additions to existing flow -Map/search page: misc UI fixes -Security & SEO: pre-launch audit, hardening, and optimization You're a fit if you: -Have 3+ years of fullstack experience with Next.js and a PostgreSQL-backed stack -Are comfortable with Supabase (auth, realtime, storage) and third-party auth (Clerk) -Have integrated notification systems spanning email, SMS, and in-app channels -Write CLEAN, component-driven React with Tailwind — and have a genuine eye for mobile-responsive UI design -Can navigate an existing codebase confidently without needing everything explained -Have done security hardening and/or SEO audits on production web apps -Communicate proactively and hit deadlines — we're on a timeline Bonus points for: - Related experience in developing a similiar web app - Knowledge in tennis or sports landscape - experience in data scraping/cleaning - Familiarity with n8n or similar workflow automation tools