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Free Technical Interview Practice

AI Mock Interview for
Backend Engineers

Practice system design, database indexing, and scalable microservices. Practice answering real-world technical questions, get instant feedback, and ace your next interview.

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Common Backend Engineer Interview Questions

1

How would you design a scalable rate limiter for a public API?

Our AI will evaluate your answer to this question in real-time, providing feedback on technical accuracy, communication clarity, and edge cases.

2

Explain the differences between SQL and NoSQL databases, and when to use each.

Our AI will evaluate your answer to this question in real-time, providing feedback on technical accuracy, communication clarity, and edge cases.

3

What is the CAP theorem and how does it apply to distributed systems?

Our AI will evaluate your answer to this question in real-time, providing feedback on technical accuracy, communication clarity, and edge cases.

Ready to test your knowledge?