· Over 5 years in Android. . Experiences working with React-Native, Flutter. · Experiences working with Wallet, Payment, Banking apps in 3 years. . Experiences with In-app purchase with Google Services · Experiences working with Firebase Vision, Firestore, FCM apis... . Experiences Streaming Video Call with third party Opentok, Twillio. · Experiences about Java/Kotlin Android, Javascript, Dart. . Experiences MVP, MVVM clean architecture, dagger, Rx Android. . Experiences with beacon devices.