Scaling software application is the focus of this book, which takes the reader on an in-depth journey. You'll have a better understanding of how to create a scalable, enterprise-level application after reading this guide.The book discusses system design principles, computer networks, major networking protocols, strategies for scaling data access, and various architectural styles for creating the system. A thorough examination of various technologies such as Cache Memory, CDN, Load Balancers, and Messaging Queues are conducted and their implementation. The book also demonstrates how you can use these combinations of technologies in the best way to build a scalable enterprise-level system. The examination of several architectural styles for system design assists you in choosing the best path for architecting your system. Additionally, the book explores object-oriented programming concepts and design patterns that facilitate the creation of clean, maintainable code. The reader will develop an intuitive knowledge of numerous tools and approaches for creating a scalable system by using several actual system design examples.This book can tackle any system design problem you may meet in your current position or interviews. You'll learn how to design a system from scratch, and the examples in the book will help you to improve your skills.