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Language

Kotlin

Used alongside Java for concise, null-safe Spring Boot services.

1 / 9 done — updated as I actually learn each topic.

Roadmap checklist

Beginner

  • Null safety & syntax
  • Data classes & sealed classes
  • Extension functions

Intermediate

  • Coroutines basics
  • Collections & functional operators
  • Interop with Java

Advanced

  • Flow & structured concurrency
  • DSL design
  • Multiplatform basics

Roadmap graph

Null safety & syntax
2
Data classes & sealed classes
3
Extension functions
4
Coroutines basics
5
Collections & functional operators
6
Interop with Java
7
Flow & structured concurrency
8
DSL design
9
Multiplatform basics