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Kotlin for Developers

A 3-day training for developers who would like to start using Kotlin. It is concentrated on Kotlin JVM. Suitable both for writing pure Kotlin applications, as well as for using Kotlin in backend frameworks like Spring or Ktor. The workshop covers Kotlin exercises, best practices for the backend, and core Kotlin features.

At the workshop you will

Learn from lecture supported by slides

Solve coding challenges

Complete practical exercises

During the workshop we cover:

  • Introduction
  • Your first program in Kotlin
  • Basic Kotlin values, types and literals
  • Conditional statements
  • Functions
  • For-loop
  • Nullability
  • Classes
  • Inheritance
  • Type system
  • Data classes
  • Objects
  • Exceptions
  • Enums
  • Sealed classes
  • Extension functions
  • Operator overloading
  • Functional programming
  • Generics
  • Collection processing
  • DSL
  • Scope functions
  • Kotlin & Java interoperability
  • Idiomatic Kotlin

How long does it take?

This workshop lasts 3 days


  • Professional experience in Java or other OOP lang
  • Computer with IDEA IntelliJ installed
Marcin Moskała

Marcin Moskała

Marcin Moskala is a highly experienced developer and Kotlin instructor as the founder of Kt. Academy, an official JetBrains partner specializing in Kotlin training, is known for his significant contributions to the Kotlin community. Moskala is the author of several widely recognized books, including "Effective Kotlin," "Kotlin Coroutines," "Functional Kotlin," "Advanced Kotlin," "Kotlin Essentials," and "Android Development with Kotlin."

Beyond his literary achievements, Moskala is the author of the largest Medium publication dedicated to Kotlin. As a respected speaker, he has been invited to share his insights at numerous programming conferences, including events such as Droidcon and the prestigious Kotlin Conf, the premier conference dedicated to the Kotlin programming language.

One of the first certified Kotlin training worldwide

You will be trained by an expert who is an official JetBrains' Kotlin training partner. The quality of his workshops was checked and certified by the creators of the Kotlin language itself.

JetBrains certified Kotlin Training


Join online workshop in 25.09.2024 to 27.09.2024 at 9:00-17:00 CEST (UTC+2). The price is 400 EUR per person.

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Choose this option if you need a workshop for your team or company. The basic price is 6000 EUR for the group for 3 days.

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Choose this option if you need a workshop for yourself or for a small group of people. The basic price is 400 EUR per person for the whole workshop.

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Our experts offer consultations for both companies and individuals. The price is set individually.

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