Learn Kotlin On the Backend
Looking for a place dedicated to Kotlin on the backend? You came to the right place 🙂
Spring Framework, Ktor, Http4K, Micronaut, and many, many more.

MockK with Coroutines [5/5]
In the last article in a series, we are going to learn everything we need to know to work with MockK and Kotlin coroutines.

Getting Started with MockK in Kotlin [1/5]
In this, first article in a series dedicated to MockK and Kotlin, we will learn how to create mocks, define stubbings and utilize matchers.

MongoDB with Kotlin Coroutines in Ktor
In this lesson, we are going to learn how to work with MongoDB and coroutines using the MongoDB Kotlin Driver in Ktor.

What are HTTP ETags?
In this article, we will learn what ETags are and how they relate to If-None-Match, If-Match headers, and 304 and 412 HTTP status codes.
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About Me
Hello and welcome to Codersee, a place where you can learn Kotlin, Spring Framework (especially Spring Boot), Ktor, Micronaut and other things related to backend development.Â
My name is Piotr and my mission is to provide you with a practical Kotlin articles, video tutorials, and exercises, which will help you bring your Kotlin & backend knowledge to another level.
Programming does not have to be boring and this is the reason why I focus on practice-oriented, and forward approach.Â
Moreover, if you are tired of searching various places, blogs, or articles looking for interesting content, updates, and news from the world of Kotlin, then you should definitely check out my free newsletter. Every week, I spent the time on research, so that you don’t have to worry about that anymore.Â
Thank you for visiting and let’s grow together 🙂