How I Started Learning Kotlin by Building a Real Android App

For a long time, Kotlin was one of those technologies I kept meaning to learn “properly.” You probably know the feeling. You read a few examples. You understand the syntax. You save a few tutorials. You tell yourself you’ll build something with it “soon.” And then nothing happens. That was me for a while. The problem wasn’t that Kotlin looked hard. The problem was that learning it in isolation felt abstract. I could read about: null safety, data classes, coroutines, when , extension functions, b