Android Developer with Kotlin

4.586 hours13K learnersCertificate
Learn about UI design, data storage, dynamic screen building, and leverage the capabilities of Android Studio to start your career in mobile app industry.
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What you'll learn

Android controls over 70% of the mobile OS market. It’s free and open-source, with a new version packed with all the latest features released each year. Select this course whether you have experience with Kotlin or not, and want to learn how to work with Android Studio to develop compelling, professional-quality applications — a highly demanded skill globally. 
You will discover how to:

  • create and run an Android app, either on an emulator or a real device;
  • design UIs;
  • store data locally or access it from remote sources;
  • build dynamic UIs and navigation graphs with Fragments;
  • use tools like Java and Kotlin libraries;
  • work with professional development tools like Android Studio.

Topics covered by this course

Programming languages
99 topics
Mobile
86 topics
Software development foundations
81 topics
Algorithms and data structures
15 topics
Math
9 topics
Cybersecurity
4 topics
System administration and DevOps
2 topics

Learn by doing

# 1
Apply knowledge into practice
You already know the theory. Now it's time to code like you do at work—in a professional IDE, with real project constraints, solving problems that actually matter. Welcome to software engineering as it should be.
# 2
Navigate complexity with surgical precision
Most developers waste months learning random concepts without seeing how they connect. Our interactive Knowledge Map fixes this. It shows exactly how every programming concept relates to others, helping you build a structured mental model of coding.
# 3
Copy the best. Then improve.
Here's what top engineers do that others don't: they study other people's code obsessively. When you get stuck on Hyperskill, you can explore solutions published by other developers. See their exact code. Understand their approach. Learn their tricks.
# 4
Code review that actually makes you better
We stripped code review down to what actually matters: does your solution work? Have you handled the edge cases? Is there a cleaner way to write this? Hyperskill acts like a competent reviewer who actually tests your code. Not genius-level analysis, not architecture debates — just solid feedback on making your code better.

Elevate your engineering mastery through real-world challenges

Master advanced engineering concepts through ambitious projects. Each project deepens your expertise and transforms you from an experienced engineer into an exceptional one.

Music Player

Everyone with a computer has searched for a good music player at least once. Most of them either work on a paid subscription, contain advertising, or don't have the necessary functions. In this project, you will create your own player.

Graduate

Photo Editor

Everyone has tried editing photos in an editor. Most of them are paid or filled with ads. Why not create one and add every possible feature that comes to mind? In this project, you will create a simple photo editor that allows you to pick any photo from your device, apply basic filters, and save the result.

Graduate

Simple Bank Manager

Banking apps are widely used to manage bank accounts and handle bill payments. In this project, you'll create a simplified version of such an app.

Graduate

Explore all projects

Learn from the industry experts

JetBrains Academy

JetBrains Academy

JetBrains Academy is a part of JetBrains, a global software company specializing in the creation of intelligent, productivity-enhancing tools for software developers and teams. With years of expertise in software development and education, JetBrains Academy empowers more than a million people worldwide to learn and teach computer science, and help organizations inspire their teams to reach their goals in tech. Professional development tools play a big role in computer science education. This is why JetBrains Academy courses offer integration with JetBrains IDEs. This integration assists learners in getting experience with real development processes to streamline their learning curve at future work.

Your peers think Hyperskill rocks

Mohammed Khalil avatar
Mohammed Khalil
4 days ago
It did help me learn Android development, but it uses an old User Interface format with very little mention of the new one. Also, the topic order can be very bad sometimes, though it did not affect me much since I had a bit of experience before.
Kyle Jaesu Akuya
2 months ago
This course was intense but I learned a lot about Kotlin and Android Development.
Akbar Hamaminatu avatar
Akbar Hamaminatu
9 months ago
I learn about UI design, data storage, dynamic screen building, and leverage the capabilities of Android Studio to start your career in mobile app industry.

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Course provided by JetBrains Academy
AI Brohas successfully completed the courseAndroid Developer with Kotlin
Issue date August 7, 2026
296 topics completed

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