Application Programming Interfaces are the foundational backbone of the modern internet. Every time you check social media, APIs are likely calling several backend services at once.
HTTP APIs continue to be the standard architecture for designing data services. REST offers a simple approach for exposing endpoints that follow web standards like the standard HTTP verbs to perform CRUD operations.
Protecting API endpoints is non-negotiable in today's API design. Authentication strategies such as JWT tokens ensure ensure that only legitimate clients can call your endpoints.
Managing API versions is a key aspect in building APIs. As your API matures, teams will inevitably need to introduce updates that could disrupt current consumers. Proper version strategy approaches allow support existing integrations.
Good docs is frequently considered an lower priority in engineering work but is truly an extremely important elements in developer experience. Clearly documented APIs minimize time to first call, increase adoption, and reduce support requests.