Programming Kotlin Applications
Building Mobile and Server-Side Applications with Kotlin
Brett McLaughlin (2020)

Designed to give readers a thorough understanding of Kotlin that goes beyond mere mobile programming, this book will help you:
Learn how to develop your first Kotlin project
Understand how Kotlin securely protects and stores information
Advocate for using Kotlin in your own professional and personal environments
Understand Kotlin's goals and how to use it as its best
Know when to avoid using Kotlin