- Proficiency in Kotlin & Swift: Deep understanding of modern Kotlin (coroutines/Flow, serialization) and Swift (async/await), including the platform runtimes, memory management and concurrency. - Native UI Frameworks: Experience building production UI with declarative frameworks - Jetpack Compose on Android and SwiftUI on iOS - including state management and lifecycle. - Architecture & Dependency Injection: Experience with reactive, testable mobile architectures (e.g. MVVM, The Composable Archi