Android Architecture Components (Lifecycle, LiveData, ViewModel, WorkManager), ViewBinding, Retrofit, Gson, Glide, Picasso, RxJava 2, Coroutines, Stripe, Firebase, Fabric, Crashlytics, Google Analytics, Mixpanel, Google Services, Google Developers Console; ● Client-Server Application Development, RESTful API, Sockets, JSON; ● Hilt, Koin ● MVP, MVVM, Clean Architecture; ● Git, Github, Bitbucket, SourceTree.