Lesson 07 · 12 min
API design and rate limiting
Clear resources, pagination, safe retries and protection from overly busy clients.
12 minLesson 7 of 10Practice includedAsk AI on any point
In an interview, once the requirements are settled, you are usually asked to describe the API: which requests exist and what they return. It is the contract between the client and the system, and it is the hardest thing to change later. For most systems REST over HTTP is enough: resources in the URL, the action in the method, the outcome in the status code.
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