Member-only story
API Best Practices for Modern Backend Development
Introduction
Designing APIs is no longer just about “making endpoints work.” Good APIs are scalable, maintainable, secure, and predictable. Whether you’re building internal microservices, public SaaS integrations, or mobile backends, strong API design principles make systems easier to evolve and easier for other developers to consume.
Here’s a practical guide to API best practices, focused on what actually matters in real-world backend development — this article is intending to be mostly theoretical, with limited references to basic code examples.
1. Design Clean, Resource-Based APIs
A good API should feel intuitive.
Use resource-oriented URLs and standard HTTP verbs:
Avoid action-heavy endpoints like:
/api/getUser
/api/deleteOrder
Instead, model resources properly:
/api/users/123
/api/orders/456
This makes APIs more predictable and easier to consume.
2. Keep APIs Stateless
REST APIs should be stateless.
That means:
- Every request…
