Kotlin

Kotlin from fundamentals to coroutines, Android development, Ktor for backend APIs, and interoperability with Java.

BeginnerTopics 1–12

·What is Kotlin?
·Variables & Types
·Null Safety
·Functions
·Control Flow
·Classes & Objects
·Data Classes
·Inheritance & Interfaces
·Collections
·Lambdas & Higher-Order Functions
·Extension Functions
·Object & Companion Object

Start Beginner →

IntermediateTopics 13–24

·Sealed Classes & Enums
·Generics
·Coroutines Basics
·suspend Functions
·Coroutine Builders & Scopes
·Flows
·Channels
·Exception Handling
·Delegation Pattern
·Type System Deep Dive
·Kotlin & Java Interop
·Testing in Kotlin

Start Intermediate →

AdvancedTopics 25–36

·DSL Construction
·Metaprogramming & Reflection
·Operator Overloading
·Advanced Coroutines
·Kotlin Multiplatform
·Arrow & Functional Kotlin
·Performance Optimisation
·Annotation Processing (KSP)
·Kotlin Contracts
·Advanced Type System
·Serialisation
·Concurrency Patterns

Start Advanced →

ProductionTopics 37–45

·Ktor Backend API
·Dependency Injection
·Database with Exposed
·Android Architecture
·Configuration & Environment
·Error Handling Strategies
·Testing in Production
·Observability & Logging
·Build & Deployment

Start Production →