Modern applications need to serve millions of users, support diverse platforms, and adapt to ever-changing requirements. Achieving this means designing systems that are scalable—able to handle increased load gracefully. In this post, we'll explore the fundamentals of scalable software architecture, discuss key patterns, and suggest best practices for real-world systems. What is Software Architecture? At its core, software architecture is the high-level structuring of a software system. It defines the components, their responsibilities, how they interact, and the principles guiding their design and evolution. Good architecture is essential for maintainability, flexibility, ...