Android Development
Learn a Programming Language
Kotlin (Recommended)
Java
Learn Android Fundamentals
Activities & Fragments
Intents
Lifecycle
UI Layouts (XML)
Learn UI Development
Views & Layouts
Recycler View
Jetpack Compose (Modern UI Toolkit)
Learn Data Persistence
SQLite & Room Database
SharedPreferences
Internal/External Storage
Learn Networking
HTTP/REST APIs
Retrofit
Volley
Learn Concurrency
Threads, AsyncTasks (Legacy)
Coroutines (Kotlin)
Learn Dependency Injection
Hilt/Dagger
Learn Version Control (Git)
Learn Testing
Unit Testing
Integration Testing
UI Testing