System Design Mock Interview (HLD)

Struggling with system design interviews despite preparation?

This is a realistic high-level design (HLD) mock interview based on real interview patterns from top product companies, with insights from 100+ interviews and debriefs at Uber.

What you’ll get:

• 1 full system design interview (real format)
• Problem scoping and requirement clarification
• Feedback on architecture, trade-offs, and scalability
• Evaluation of communication and structure (key differentiator)
• Clear hire / no hire signal with detailed reasoning
• Actionable steps to improve quickly

Best suited for SDE2+ engineers targeting strong product companies.