InterviewnHQ

InterviewnHQ uses AI to coach you through system design interviews with personalized feedback after each session.

It's designed for engineers at junior, mid, and senior levels, so the difficulty adjusts to match where you are in your career.

The platform costs less than hiring a human mock interviewer, making it accessible for practice rounds.

You can build confidence by working through multiple scenarios.

Keep in mind the AI feedback, while helpful, may not catch every nuance a real interviewer would, and how much you get from it depends on the quality of the AI's responses.