Freelance React Native Developer Fiverr & Upwork
Designed and developed cross-platform mobile applications for iOS and Android using React Native for startups across marketplace, social networking, dating, healthcare, and SaaS industries. Delivered 100+ mobile applications for startups and international clients. Built scalable mobile architectures with offline-first support, optimized API synchronization, and smooth 60 FPS user experiences. Developed backend APIs and business logic using Node.js and integrated secure authentication with Firebase and Clerk. Implemented secure payment and subscription systems using Stripe, Stripe Connect, and RevenueCat. Built real-time features including chat, push notifications, and live updates using WebSockets, Firebase, and Expo Notifications. Integrated monitoring and analytics platforms including Sentry, LogRocket, and PostHog to improve production stability and accelerate issue resolution. Designed user safety and content moderation systems, improving platform security and user experience across social applications.