Java, Kotlin, Linux Environment, Android system application development, Android development and debugging tools

Java, Rxjava, Espresso, ViewModel, Json, Kotlin, Git, Android Studio, Mockito, JUnit, Sqlite, Android SDK, Dagger, Restful Apis, Navigation, LiveData, Coroutines, Hilt, Android architecture components, UI UX principles, Room, XML data parsing

Design Patterns, Java, Data structures, Android Framework, Kotlin, Ipc Mechanisms, Android SDK, Privileged apps, JNI development, Object-oriented programming, System-level permissions, Jetpack, Memory optimization, GAS-related services