This handbook distills years of experience building production APIs into a structured, opinionated guide.
Whether you’re designing your first endpoint or refactoring a sprawling service, you’ll find practical patterns and real-world code examples throughout.
Who is this for?
- Backend engineers designing new services
- Full-stack developers who want to understand API design deeply
- Tech leads reviewing API architecture decisions
System Architecture
Here is a high-level view of a typical API gateway pattern we will be building:
What you’ll learn
Each chapter builds on the previous, taking you from foundational concepts to production-ready patterns. Start from the beginning, or jump to the chapter you need.