Title: Shopify App Integration & App Store Publishing Support (React → Remix + TypeScript SPA) Description: I have a modern React + TypeScript SPA (built with Vite + Shopify Polaris + Capacitor for mobile) ready for Shopify integration. The UI is complete, database schema is done with security (HMAC, JWT, RLS) and GDPR compliance implemented. I need a skilled developer to convert the app to the Remix framework, complete Shopify backend integration, OAuth flow, and support App Store publishing. Scope: * Convert existing React SPA to Remix framework * Add Shopify API credentials (SHOPIFY_API_KEY & SHOPIFY_API_SECRET) * Configure Shopify Partner Dashboard (OAuth URLs, scopes, webhooks) * Test on development store * Complete app listing: privacy policy, TOS, screenshots, description * Submit for review (public) * Optional: cross-promotion banner system for future apps Tech Stack: * React 18.3.1 + TypeScript 5.5.3 → Remix framework * Shopify Polaris 13.9.5, Radix UI, Lucide React * Tailwind CSS + tailwindcss-animate * React Query, React Context * Capacitor 7.4.2 (iOS/Android) * GraphQL + Apollo Client, react-hook-form, zod, recharts, date-fns Deliverables: 1. Fully functional Shopify app with Remix migration, API & OAuth integration 2. Shopify App Store listing completed and submitted for review 3. App ready for merchant use (tested, mobile-ready, GDPR compliant) Requirements: * Experience converting React SPAs to Remix framework * Experience integrating Shopify apps and OAuth flows * Familiarity with React + TypeScript SPAs and Polaris * Shopify App Store approval experience Timeline & Budget: Estimated completion: 3–5 days (assuming no major issues) Please provide your timeline and cost estimate. Opportunity: Long-term collaboration for multiple future Shopify app integrations and cross-promotion features.