Android Development: Kotlin, Java, Android SDK, Jetpack Compose, Android Jetpack, Android Lifecycle, ViewModel, Navigation Component
Asynchronous Programming: Kotlin Coroutines, Flow, StateFlow, SharedFlow
Networking & APIs: REST APIs, Retrofit, OkHttp, Volley, Socket.IO, WebSockets, JSON Parsing
Jetpack Libraries: ViewModel, LiveData, Room Database, WorkManager, DataStore
Dependency Injection: Dagger Hilt
Database & Local Storage: Room, SQLite, DataStore, SharedPreferences
Security: AES-256 Encryption, Secure Data Storage, Android Keystore
Performance & Monitoring: Firebase Crashlytics, Crash and ANR Analysis, Memory Optimization, Performance Profiling
Third-Party SDK Integration: Google Maps, Google Fit, Zoom SDK, Razorpay, ExoPlayer, Firebase
Development Tools: Android Studio, Git, GitHub, Gradle, ADB, Postman
Software Engineering: Object-Oriented Programming (OOP), SOLID Principles, Design Patterns, Modularization, Code Review, Debugging