Android with Kotlin
IntermediateMaster Android development using Kotlin — from language fundamentals to production-ready architecture patterns.
Tracks
Master val/var, null safety, data classes, collections, higher-order functions, and extension functions.
Learn Activities, Fragments, RecyclerView, Intents, Navigation Component, and the Android lifecycle.
Build UIs with composable functions, manage state with remember and StateFlow, and use Material 3 components.
Master ViewModel, LiveData, StateFlow, Room database, Hilt dependency injection, and WorkManager.
Learn suspend functions, coroutine scopes, Dispatchers, Flow operators, StateFlow, SharedFlow, and structured concurrency.
Certification Exam
Certification Exam
Android with Kotlin
All tracks · No time pressure to start
Certification Exam
Android with Kotlin
250 Questions
All difficulty levels
90 Minutes
Auto-submits when time expires
75% to Pass
Earn your certification badge
No Going Back
Once you answer, you move forward
Tips
See allval vs var: Prefer Immutability
Default to val; reach for var only when mutation is required
Data Classes: Boilerplate-Free Models
Get equals, hashCode, toString, and copy for free
Extension Functions: Add Behaviour Without Inheritance
Extend any class — even ones you don't own
Null Safety: The Elvis Operator ?:
Replace null checks with concise, expressive fallbacks
