What I Learned Building Real Backend Applications with Java and Spring Boot

Over the past months, I’ve been focused on improving my backend development skills by building real projects instead of only following tutorials. During this journey, I learned that backend development is much more than writing endpoints — it’s about structure, problem solving, scalability, and learning how different parts of an application work together. Some of the most important things I learned: -> Strong fundamentals matter Before working with frameworks, understanding logic, collections, l