DarkInterview - Real Interview Questions from Top Tech Companies

DarkInterview - Real Interview Questions from Top Tech Companies

System Design Interview

Introduction Interview Framework

Non-Functional Requirements Network Communication Data Modeling API Design Consistent Hashing Numbers to Know

Database Blob Store Load Balancer Content Delivery Network Distributed Cache Distributed Message Queue Pub/Sub Rate Limiter

Design a URL Shortener Design a Distributed KV Store Design WhatsApp Design Twitter Design YouTube Design a Payment System Design Yelp Design Uber Design a Webhook System Design ChatGPT Design Google Docs Design an AI Rate Limiter

More to come...

Design an AI Rate Limiter

This lesson is available to subscribers. Unlock all system design content to ace your interviews.

Design Google Docs

Interviews at:OpenAI·Anthropic·xAI·Databricks·Perplexity·Stripe

© 2025 Fluey AI, Inc.

·

Privacy Policy·Terms of Service·Help Center·Pricing·Blog

Home Questions Learn Pricing