Android developer interview questions and tests

Android is one of the most popular operating systems which is mostly used on mobile phones. As this is not a language, the tests on the Android topic may include questions on Machine Learning, layouts, permissions, and many others.

DevSkiller Android developer interview questions and tests verify the knowledge of a wide variety of general Android features and other topics related to programming for Android OS.

Find the ideal developer for your open position using our Android developer interview questions and tests based on choice questions and programming tasks.

Technologies covered:

Platform: Android

Programming language: Kotlin, Java

Build tools: Gradle

Android
SENIOR
Tested skills
Duration
45 minutes max.
Evaluation
Automatic
Test overview

Choice questions

assessing knowledge of Android

Programming task - Level: Hard

Android | Vibrations API - Implement a method to play a fancy melody via the embedded haptic device to indicate the feature switch has been toggled.

Android
MIDDLE
Tested skills
Duration
39 minutes max.
Evaluation
Automatic
Test overview

Choice questions

assessing knowledge of Android

Programming task - Level: Medium

Android | Kotlin | ConstraintLayout Animation - Implement layout elements animations using ConstraintLayout API.

Android
SENIOR
Tested skills
Duration
75 minutes max.
Evaluation
Automatic
Test overview

Choice questions

assessing knowledge of Android

Programming task - Level: Hard

Android | Kotlin | Image Fetch (KitKat + TLSv1.2) - Adjust the MainActivity implementation so that the OkHttp client supports TLS 1.2, even if it has been disabled by the Operating System.

Android
SENIOR
Tested skills
Duration
60 minutes max.
Evaluation
Automatic
Test overview

Choice questions

assessing knowledge of Java, Android

Programming task - Level: Hard

Android | Bitmap Manipulations - Implement the three operations which should be performed on a selected image prior initiating a share.

SENIOR
Tested skills
Duration
100 minutes max.
Evaluation
Automatic
Test overview

Programming task - Level: Hard

iOS | Swift | Conference App Senior - Implement a network service that is used to interact with the server.

Programming task - Level: Hard

Android | Async call from native to Java via JNI - Provide the missing JNI part of the native-Java communication combo that fulfills the certain requirements.

JUNIOR
Tested skills
Duration
70 minutes max.
Evaluation
Automatic
Test overview

Choice questions

assessing knowledge of Java, Android, iOS

Programming task - Level: Easy

Android | Style Basics - Implement a Style that can be re-used with a number of TextView widgets.

Programming task - Level: Easy

iOS | Swift | Water Power Plant Application - Implement the missing functions in the application for the analysis of data from a hydroelectric power plant.

Android
MIDDLE
Tested skills
Duration
72 minutes max.
Evaluation
Automatic
Test overview

Choice questions

assessing knowledge of Android, iOS

Programming task - Level: Medium

Android | Reminder app - Implement missing features in the Reminder application using BroadcastReceivers, Services, Intent scheduling using AlarmManager and Notifications API.

Programming task - Level: Medium

iOS | Swift | Students details applicaction - Implement an app maintaining student details in a file and allowing users to query the file in order to retrieve specific data.

Android
SENIOR
Tested skills
Duration
45 minutes max.
Evaluation
Automatic
Test overview

Choice questions

assessing knowledge of Kotlin, Android

Programming task - Level: Hard

Android | Kotlin | Async call from native to Java via JNI - Provide the missing JNI part of the native-Java communication combo that fulfills the certain requirements.