DarkInterview - Real Interview Questions from Top Tech Companies

System Design Interview

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 Google Calendar Design an AI Rate Limiter Design a News Aggregator Design an Ad Event Aggregator Design a Hotel Booking System Design an Ads Frequency Cap

More to come...

Design a Distributed Key-Value Store

A distributed key-value store is a fundamental building block of modern distributed systems. Companies like Amazon (DynamoDB), Google (Bigtable), and Facebook use them to store user sessions, shopping carts, product catalogs, and more. This is a classic system design question that tests your understanding of distributed systems fundamentals.

We'll walk through this design using the Interview Framework to structure our approach.

Unlock Premium to Keep Reading

Get full access to all system design lessons and ace your interviews

Design a URL Shortener

Design WhatsApp

Interviews at:OpenAI·Anthropic·xAI·Databricks·Perplexity·Stripe·Rippling·Netflix·Coinbase