Mostly two big changes that I got with experience: Code architecture and organization in general. You make more modular code, minimize code coupling etc. And an

Mostly two big changes that I got with experience: Code architecture and organization in general. You make more modular code, minimize code coupling etc. And another big change is in optimization. You learn to better optimize your code, avoid too much allocations, performance tricks, etc. That depends on the language to an extent, but several things are global to all programming languages; I mostly code in C# and Javascript these days. Game development and game tools;