Introduction

This book organizes chapters according to scale and topic, which allows you to start with a solid foundation and gradually build upon it, much like constructing a program. We aim to delve into the thought processes behind the systems we design from a software engineer’s perspective.

While many resources focus on presenting just a handful of ways to apply design patterns, this book diverges from that path. We emphasize understanding the underlying principles and the rationale behind architectural choices hands-on.

This is not a magic recipe book. From experience, there is no magical recipe when designing software, only your logic, knowledge, experience, and analytical skills. Let’s define “experience” as your past successes and failures. And don’t worry, you will fail during your career, but don’t get discouraged by it. The faster you fail, the faster you can recover and learn, leading to successful products. Many techniques...