Shahrukh P.

Senior Mobile App Developer with 8+ years of experience building, improving and launching high-quality applications for iOS and Android using Swift, SwiftUI, UIKit, Kotlin, Flutter and React Native. I’m a Top Rated Plus freelancer with $100K+ earned, a 100% Job Success Score and 75+ completed Upwork projects. I help startups and established businesses turn their ideas into scalable, reliable and production-ready mobile applications. What I can help you with: • Native iOS app development using Swift, SwiftUI and UIKit • Native Android app development using Kotlin and Jetpack Compose • Cross-platform development using Flutter and React Native • MVP development from initial idea to production launch • Existing application improvements and feature development • App redesign, modernization and performance optimization • AI integration using OpenAI, Gemini, ChatGPT, Whisper and Core ML • In-App Purchases, StoreKit, RevenueCat and subscription management • Firebase, Supabase, REST API, GraphQL and Node.js integration • Push notifications, deep links, social login and third-party SDKs • TestFlight, Google Play testing and production deployment • App Store and Play Store submission, rejection resolution and ongoing support Technical expertise: • iOS: Swift, SwiftUI, UIKit, Objective-C, Combine and Core Data • Android: Kotlin, Jetpack Compose and Android SDK • Cross-platform: Flutter, Dart, React Native and Expo • Architecture: MVVM, Clean Architecture and scalable modular code • Backend: Firebase, Supabase, Node.js, REST APIs and GraphQL • Monetization: RevenueCat, StoreKit and In-App Purchases • Advanced features: AI chatbots, speech recognition, HealthKit, ARKit, Vision, Bluetooth and location services • Tools: Xcode, Android Studio, GitHub, Jira, Figma and App Store Connect I focus on clean architecture, maintainable code, responsive user interfaces and smooth application performance. I can work from a Figma design, improve an existing codebase or manage the complete mobile development lifecycle—from planning and architecture to testing and store publication. If you need an experienced Mobile App Developer for an iOS, Android, Flutter or React Native project, send me your requirements. I’ll review them and provide a clear development plan, timeline and estimate.