Architecting Offline-First Mobile Apps with SQLite, WatermelonDB & Supabase When an EV driver enters an underground concrete garage, or a delivery driver hits a low-signal highway corridor, a "spinner
Top rated react native mobile app developer on upwork
Senior React Native Developer and Mobile Architect with 5+ years of experience designing, engineering, and publishing high-performance iOS and Android applications. Specialist in cross-platform mobile architecture, React Native (Fabric New Architecture & TurboModules), Expo SDK, TypeScript, Supabase, Firebase, Node.js, WebSockets, Bluetooth BLE, Stripe monetization, and cutting-edge AI integrations (Anthropic Claude 3.5 Sonnet, OpenAI GPT-4o API). Proven track record as a Top Rated Upwork Freelancer with a 100% Job Success Score, delivering 15+ production mobile applications for international clients across the US, UK, Europe, and Australia. Power-user of modern AI-assisted development tools (Cursor IDE, Claude, Codex, Antigravity), enabling 2x faster feature delivery with clean, production-ready code. Expert in 60 FPS UI performance profiling, offline-first sync architecture, and managing end-to-end App Store Connect and Google Play Console releases.
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