Android Lead Interview Questions

6,307 android lead interview questions shared by candidates

1. Written Technical: - Write some basic java programs (Prime number, palindrome) - Basic questions related to Service/AsyncTask (When to use what) - Is activity without UI possible? - Basic questions on Intent - JSON parsing
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Senior Associate (Android)

Interviewed at Sportz Interactive

3.3
Feb 21, 2017

1. Written Technical: - Write some basic java programs (Prime number, palindrome) - Basic questions related to Service/AsyncTask (When to use what) - Is activity without UI possible? - Basic questions on Intent - JSON parsing

One of the main topics they asked about was multithreading. For example, they asked how to implement thread-safe data structures, how to avoid deadlocks and race conditions, and discussed the use of synchronized, volatile, Executors, and other concurrency mechanisms in Java and Kotlin.
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Android Developer

Interviewed at Viber

4.4
Sep 17, 2025

One of the main topics they asked about was multithreading. For example, they asked how to implement thread-safe data structures, how to avoid deadlocks and race conditions, and discussed the use of synchronized, volatile, Executors, and other concurrency mechanisms in Java and Kotlin.

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