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Kotlin Courses

Become a Kotlin expert in 2021. Develop new skills in Kotlin and more. Stay updated with the newest trends and techniques of Kotlin

Questions about Kotlin? Read the FAQ

Frequently asked questions about Kotlin

What is Kotlin?

Kotlin is a programming language created by JetBrains to fully interoperate with Java, giving access to the whole JVM ecosystem in a language that has greater readability as well as builtmultiplatform programming.

Since 2019 it’s considered by Google the de-facto programming to build Android applications.

What is Kotlin used for?

It’s primarily used to build Android apps. It can also be used to write any application, be it mobile, backend or web application since one of its main features is single-code multiplatform development cycle.

How long does it take to learn Kotlin?

Kotlin is very easy to learn, especially for Java developers. Although Kotlin is heavily inspired on languages like Java, C# and Scala, it was created with ease of learning in mind. It should take you a couple of days to start writing your first Kotlin application though to use its more advanced features it should take longer, probably a month or more if you’re not familiar with Java.

What are the prerequisites for learning Kotlin?

Kotlin is a fairly simple language (simpler than its Java predecessor) and was designed so that it’s easy to read and write. As with any language, it’s important to understand basic Boolean Algebra. It’s a language that has both object-oriented and functional constructs, so basic understanding of these paradigms will help your learning.