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Distributed Systems System Design Case Studies

14 Distributed Systems case studies from Google with full breakdowns.

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Companies

Meta20OpenAI17Microsoft16Amazon14Google14Anthropic10Salesforce10TikTok10JPMorgan7LinkedIn7Uber7Oracle6Airbnb5Apple5Atlassian5Bloomberg5Databricks5Flipkart5Goldman Sachs5Netflix5Rippling5Snowflake5NVIDIA4Roblox4Walmart4Capital One3Visa3Pinterest2Anduril1

Topics

Distributed Systems 90Real-time 51Storage 43Data Pipelines 42API Design 41Databases 38Caching 37Security 32AI / ML 23Algorithms 20Scheduling 20Search 19Event Driven 14Fintech 14Payments 11Geospatial 11Analytics 11Observability 11E-commerce 11Messaging 10CDN 9Concurrency 8Ads 8Frontend 8Booking System 6Networking 5IoT 4Media 3Media Streaming 3Collaboration 3Rate Limiting 2
Google✕Distributed Systems✕Clear all
Push Notification Service
17 min readReal-timeMessagingDistributed Systems
Advanced+5▶ Mock
Web Crawler
15 min readDistributed SystemsStorageSearch
Advanced+2▶ Mock
Uber Design (Ride-Hailing)
5 min readGeospatialReal-timeDistributed Systems
Advanced+2▶ Mock
Calendar Service (Google Calendar)
6 min readSchedulingDistributed SystemsStorage
Intermediate+2▶ Mock
ChatGPT-Style Conversational AI Service
7 min readAI / MLReal-timeDistributed Systems
Advanced+2▶ Mock
Distributed Rate Limiter
8 min readRate LimitingDistributed SystemsAPI Design
Intermediate+9▶ Mock
Enterprise AI Agent for a Global Company
5 min readAI / MLSecurityDistributed Systems
Advanced▶ Mock
Hosting Many Websites on One Server with One IP Address
4 min readNetworkingSecurityDistributed Systems
Beginner▶ Mock
Matching Tagged Problems to Skilled Programmers at Scale
4 min readAlgorithmsDistributed SystemsScheduling
Advanced▶ Mock
Online Judge and Coding Contest Platform (LeetCode)
6 min readDistributed SystemsSecurityScheduling
Intermediate▶ Mock
Pub/Sub System with Replay (Seek Back in Time)
3 min readMessagingDistributed SystemsStorage
Advanced▶ Mock
Recommendation System (Candidate Generation + Ranking)
6 min readAI / MLData PipelinesDistributed Systems
Advanced▶ Mock
Global Restaurant Chain Menu Update System
4 min readDistributed SystemsCDNCaching
Intermediate▶ Mock
Text-to-Video Generation Service (Sora)
6 min readAI / MLSchedulingDistributed Systems
Advanced▶ Mock

Frequently Asked Questions

What is Distributed Systems in system design?

Distributed Systems is a core system design topic covered in 90 case studies on InterviewSkool. It appears frequently in FAANG interviews, especially at Google, Amazon, and Meta.

How should I prepare Distributed Systems for system design interviews?

Study the case studies above, focusing on architecture trade-offs, scale estimates, and API designs. Practice explaining your decisions aloud — this is exactly what interviewers evaluate.

Practice with a Mock Interview

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