Testing Frameworks, Java, MVVM, Android SDK, Ble, Bluetooth, Kotlin, Dependency Injection, RESTful API integration, Jetpack libraries, performance optimization, Clean Architecture, location services, local data storage solutions

Java, REST, Graphql, MVVM, Android SDK, Kotlin, Jetpack Compose, Clean Architecture, AI-assisted tools, automated tests

React Native, Flutter, Cordova, Xamarin, Java, Kotlin