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Android Developer Skills Test

joseph cole

Updated on December 5, 2022

Android Developer Skills Test

joseph cole

Updated on December 5, 2022

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Android Developer Skills Test Overview

An Android developer skills test evaluates whether a candidate can design, build, test, debug, and maintain applications for devices that run the Android operating system. It gives recruiters and hiring managers job-relevant evidence of a candidate’s technical knowledge before the interview stage.

Modern Android development is Kotlin-first, while Java remains important for many existing codebases. A relevant assessment should therefore cover Kotlin or Java based on the role, along with Android Studio, the Android SDK, Jetpack libraries, Jetpack Compose or XML layouts, application architecture, APIs, data storage, testing, debugging, performance, security, and version control.

Use the sample Android developer assessment questions below as a starting point. The final test should be adjusted to the seniority, technology stack, product environment, and responsibilities of the position.

Expected Skills

  • Kotlin proficiency and practical familiarity with Java interoperability
  • Android Studio, Android SDK, Gradle, build variants, and dependency management
  • Android components, including activities, services, broadcast receivers, and content providers
  • Jetpack Compose and/or XML-based UI development, state management, navigation, and adaptive layouts
  • Modern Android architecture, separation of concerns, unidirectional data flow, and patterns such as MVVM
  • Kotlin coroutines, Flow, asynchronous programming, lifecycle awareness, and background work
  • RESTful APIs, JSON handling, authentication, error handling, caching, and offline behavior
  • Local data storage with Room or SQLite and appropriate data-security practices
  • Unit testing, UI testing, debugging, profiling, crash analysis, and performance optimization
  • Git, code review, continuous integration, continuous delivery, and release workflows
  • Accessibility, privacy, secure coding, Play Store requirements, and application quality
  • Problem-solving, communication, documentation, collaboration, and continuous learning

Test Category

The live page presents the following short assessment format. Employers can customize the duration, difficulty, topics, and question types to match the Android developer role.

  • Type: Multiple-choice questions
  • Time: 10 minutes
  • Language: English
  • Level: Mid-level
  • Difficulty: Easy

Android Developer Test Questions

These sample questions illustrate the type of foundational knowledge an Android skills assessment may cover. For a stronger hiring signal, combine objective questions with a role-relevant coding task or debugging exercise.

1. Which programming language does Google recommend for starting a new Android app?

  • Kotlin
  • Swift
  • PHP
  • Ruby
  • Objective-C

2. What is Jetpack Compose primarily used for in Android development?

  • Building native user interfaces with declarative Kotlin APIs
  • Managing Play Store billing accounts
  • Compiling Java into native iOS code
  • Hosting REST APIs on an Android device
  • Replacing the Android operating system kernel

3. Which Android architecture component is designed to hold UI-related data across configuration changes?

  • ViewModel
  • BroadcastReceiver
  • ContentProvider
  • IntentFilter
  • Service

4. Which approach helps prevent a network request from blocking the Android main thread?

  • Run the request in a Kotlin coroutine using an appropriate dispatcher
  • Place the request inside a TextView
  • Disable the application lifecycle
  • Store the request in AndroidManifest.xml
  • Increase the screen refresh rate

5. Which method promotes a started Android service to the foreground with a visible notification?

  • startForeground(id, notification)
  • startActivity(intent)
  • bindViewModel(service)
  • openNotificationChannel()
  • launchForegroundTask()

Who Should Take the Test?

The test is suitable for junior, mid-level, and senior Android developer candidates when its scope and difficulty are aligned with the position. It can also support screening for mobile application developers, Android software engineers, Kotlin developers, and developers responsible for maintaining existing Java-based Android applications.

Skill tests from Glider AI can help candidates demonstrate competency across different roles and help employers compare job-relevant skills through a consistent assessment process.

How to Use an Android Developer Assessment in Hiring

  • Define the role level, technology stack, architecture, and responsibilities before selecting test topics.
  • Prioritize competencies that the developer will use on the job instead of testing obscure trivia.
  • Use a short screening test, then add a realistic coding, debugging, or code-review task.
  • Apply the same instructions, time limits, accommodations, and scoring criteria.
  • Review reasoning, code quality, testing, security, and maintainability—not only the final output.
  • Combine the test with a structured technical interview, portfolio review, and behavioral questions.

How Can Glider AI Help You Hire an Android Developer?

Glider AI supports competency-based hiring through structured assessments that validate Android knowledge and practical ability before interviews.

Consistent evaluation helps teams identify genuine capability and focus interviews on areas that need deeper validation.

Glider AI’s Unique Features

Discover Hiring Resources for Android Developers

  • Hiring an Android Developer
  • Android Developer Job Description
  • Android Developer Interview Questions
  • How to Hire an Android Developer

Frequently Asked Questions

What Does an Android Developer Skills Test Measure?

It can measure knowledge of Kotlin or Java, Android components, the Android SDK, Jetpack, UI development, architecture, asynchronous programming, APIs, local storage, testing, debugging, performance, security, and release practices. The exact coverage should reflect the job.

Can the Test Assess Both Kotlin and Java?

Yes. Kotlin is the recommended starting language for new Android development, while Java remains relevant in many production applications. Employers should test the language or combination of languages used by their team.

How Long Should an Android Developer Skills Test Be?

A short screening test may take 10 to 20 minutes, while a practical coding or debugging assessment may require more time. Keep the assessment proportionate to the role and measure only the competencies needed for the job.

Should the Assessment Include a Coding Exercise?

For roles that require hands-on development, a coding, debugging, or code-review exercise usually provides a stronger signal than multiple-choice questions alone. Use realistic tasks and a clear scoring rubric.

Does a Skills Test Replace the Technical Interview?

No. The assessment should inform a structured interview, not replace it. Interviewers can use the results to explore design decisions, tradeoffs, problem-solving, communication, and the candidate’s approach to quality.

Hire Android Developers with Verified Skills

A well-designed Android developer skills test validates job-relevant capability. Align it with the role, include realistic work, and use consistent scoring to support fairer hiring decisions.

Validate Android talent with Glider AI. For hiring resources, contact info@glider.ai.

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