Sam G.

Senior Mobile Developer & Solutions Architect | Kotlin | Swift | React Native With 13+ years of experience in Software Engineering and Solutions Architecture, I specialize in building high-performance, scalable, and user-friendly mobile applications. My expertise spans native (Kotlin/Swift) and cross-platform (React Native) development, ensuring seamless experiences across iOS and Android. ? Technical Skills Mobile Development Android (Kotlin, Java): Jetpack Compose, MVVM, Clean Architecture, Coroutines, Room DB iOS (Swift, Objective-C): SwiftUI, UIKit, Core Data, Combine, VIPER Cross-Platform (React Native): Redux, Context API, Hooks, Expo, TypeScript Backend Integration: RESTful APIs, GraphQL, Firebase, WebSockets Architecture & Best Practices SOLID Principles, Clean Architecture, MVVM, MVP, VIPER CI/CD: Fastlane, GitHub Actions, Bitrise, Jenkins Testing: Unit Tests (JUnit, XCTest), UI Tests (Espresso, XCTestUI) Performance Optimization: Memory Leaks, Battery Efficiency, ProGuard ? Professional Experience 13+ years in Software Engineering, designing and developing scalable mobile solutions Solutions Architect for enterprise-grade applications, ensuring security, scalability, and maintainability Worked with startups and Fortune 500 companies, delivering high-quality mobile apps ? What I Offer ✔ End-to-end mobile app development (from concept to deployment) ✔ Legacy app modernization (migration to Kotlin/Swift/React Native) ✔ Performance tuning & debugging ✔ API integration & cloud services setup (Firebase, AWS, Azure) ✔ Code reviews & architecture consulting ? Success Stories Built 50+ mobile apps with millions of downloads Reduced app crashes by 90% through performance optimization Led cross-functional teams to deliver complex projects on time ? Let’s Work Together! Looking for a reliable, high-quality mobile developer? Let’s discuss your project! ? Portfolio: [Your Website/App Store Links] ? Email: [Your Email] ? LinkedIn: [Your LinkedIn Profile] ? Upwork/Fiverr: [Your Freelance Profile Link] Available for contract work, long-term projects, and consulting.