Learn Kotlin from absolute zero
5 modules. 15 lessons. From your first println() to building a real expense tracker app.
What You'll Learn
A structured path from zero to building real Kotlin applications. Nothing skipped.
Hello, Kotlin
What Kotlin is, setting up IntelliJ IDEA, and writing your first program — fun main() and println().
2Variables & Data Types
Storing information with val and var, working with numbers, strings, booleans, and type inference.
3Control Flow
Making decisions with if/else and when, repeating with for/while loops, and working with lists and arrays.
4Functions & Null Safety
Creating reusable functions, understanding null safety with safe calls and the Elvis operator, and writing lambda expressions.
5Building Real Things
Data classes, building a complete expense tracker project, and planning your next steps in Kotlin and Android development.
What's Included
Everything you need to go from zero to building real things.
Who This Is For
This course was designed with you in mind.
Absolute Beginners
Never written a line of code? That's exactly who this course is for. We start from "What is Kotlin?" and build up step by step — no skipping, no jargon unexplained.
Aspiring Android Developers
Kotlin is Google's recommended language for Android. This course is your first step toward building real mobile apps for billions of devices worldwide.
Career Changers
Kotlin developers are in high demand. Whether you want to build Android apps, backend servers with Ktor, or cross-platform apps with Kotlin Multiplatform — this is where it starts.
Start Your Kotlin Journey
Join thousands of absolute beginners who discovered they CAN learn Kotlin. Your journey starts here.
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