TOPIC

API Design System Design Case Studies

InterviewSkool tracks 41 API Design case studies with architecture diagrams, scale estimates, and deep dives.

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Title
Difficulty
Companies
Breakdown / Solution
Intermediate
AnthropicApple+11

Frequently Asked Questions

What is API Design in system design?

API Design is a core system design topic covered in 41 case studies on InterviewSkool. It appears frequently in FAANG interviews, especially at Google, Amazon, and Meta.

How should I prepare API Design for system design interviews?

Study the case studies above, focusing on architecture trade-offs, scale estimates, and API designs. Practice explaining your decisions aloud — this is exactly what interviewers evaluate.

Practice with a Mock Interview

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