Android Developers Interview Questions


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Senior Android Engineer was asked...December 7, 2023

Questions about Flow, RxJava, Compose, TDD and bunch of standard questions from Android. Totally disposing and shame for a huge company like this. Their Engineering manager has 6-7 years of experience as me, and he just started that position without knowing how to behave like one.

Cyber Whale

Basic Android questions like components and something about java

Optimum Solutions

- Codility Questions on Courotines - Technical Questions on Android: Architecture, Courtoines, JetpackCompose, Dependency Injection


Android related questions. LC easy hashmap related question, I froze due to anxiety and didn’t do well on this part.

1 Answers

Don’t ask HR if they like working for Stash, they may ghost you.


find max occurance of name from list annotation for calling kotlin class/function in java why kotlin has primary and secondary constructor async await multiple call inside launch async await vs withContext coroutine builder implementation of pagination data source in pagination navigation component safe args custom view api vs implementation glide internal working solid principle in java @Bind vs @Provides in DI code coverage room database downgrade


- Principios SOLID - Patrones de diseño - Clean Architecture en Android - MVVM vs MVP - Optimización del rendimiento de una aplicación - Temas de jetpack compose - Prácticas de clean code - Manejo de git, gitflow, ...


- System Design - Uber - Coding - find complement of pairs in list given a target. Used the logic of 2sum - Pair Programming on Android Studio - This was a weird one. Asked to implement API calls using JSONarray and JSONobject instead of Retrofit. No questions around the Android app architecture. Instructions said you can Google search and the interviewers didn't agree with that - Engineering fit - Another behavioral


- The pair programming question was based on fetching api using JSONArray and JSON object and Not Retrofit. - Find Complement of Pairs in the list given a target. - Design Uber


I really can't remember. It has been 2 years now.


That were simple questions about Android and Kotlin/Java

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