Android+iOS: React Native, Flutter
Android: Kotlin, Java, JavaScript/React; Koin, Kodein, RxJava2, Kotlin Coroutines, Constraint Layout, OkHttp, Ktor, Retrofit, React Native, Exoplayer, Navigation, Lifecycle, Firebase; SQLite, Realm
iOS: Swift, Objective-C, JavaScript; RxSwift, SwiftLint, OpenGL, Firebase, CoreML, Core Data, WatchKit; Realm
QA Mobile