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Search System Design Case Studies

InterviewSkool tracks 19 Search case studies with architecture diagrams, scale estimates, and deep dives.

Filter by company to see which companies ask Search questions, or browse all case studies.

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Companies

Meta6Amazon4Apple3Microsoft3Anthropic2Atlassian2Google2LinkedIn2OpenAI2Rippling2Uber2Bloomberg1Flipkart1Goldman Sachs1Pinterest1Snowflake1

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
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Instagram
17 min readDistributed SystemsMediaSearch
Advanced+2▶ Mock
Search Engine (Google)
15 min readSearchDistributed SystemsStorage
Advanced—▶ Mock
Shazam
14 min readSearchReal-timeAlgorithms
Advanced—▶ Mock
Booking.com Design
5 min readBooking SystemSearchGeospatial
Beginner—▶ Mock
Web Crawler
15 min readDistributed SystemsStorageSearch
Advanced+2▶ Mock
Centralized Logging System (ELK / Splunk)
6 min readObservabilityData PipelinesSearch
Intermediate+1▶ Mock
Faceted Product Search at Large Scale (Amazon)
4 min readSearchE-commerceDistributed Systems
Intermediate▶ Mock
Flight Search Platform (Google Flights / Kayak)
4 min readSearchCachingData Pipelines
Advanced▶ Mock
Train Search and Seat Availability DB Design (IRCTC)
4 min readDatabasesBooking SystemSearch
Intermediate▶ Mock
Streaming Mention Analytics with Search and Alerts (Bloomberg)
3 min readReal-timeSearchAnalytics
Advanced▶ Mock
Multimodal RAG Assistant over an Internal Knowledge Base
4 min readAI / MLSearchData Pipelines
Advanced▶ Mock
Large-Scale Near-Duplicate Video Detection
4 min readAI / MLMediaSearch
Advanced▶ Mock
News Aggregator (Google News)
6 min readSearchData PipelinesCaching
Intermediate▶ Mock
Post Privacy and Visibility System (Facebook-style)
4 min readSecurityDistributed SystemsCaching
Advanced▶ Mock
Social Post Search (Keyword and Boolean Queries)
6 min readSearchDistributed SystemsAlgorithms
Intermediate▶ Mock
Proximity Search (Yelp / Nearby Restaurants)
7 min readGeospatialSearchCaching
Intermediate▶ Mock
Detecting and Reducing Stale Job Listings (LinkedIn)
4 min readData PipelinesAI / MLSearch
Intermediate▶ Mock
Tagging System with Clean REST APIs (Confluence / Jira Labels)
3 min readAPI DesignDatabasesSearch
Beginner▶ Mock
Typeahead / Search Autocomplete
6 min readSearchCachingData Pipelines
Intermediate▶ Mock

Frequently Asked Questions

What is Search in system design?

Search is a core system design topic covered in 19 case studies on InterviewSkool. It appears frequently in FAANG interviews, especially at Google, Amazon, and Meta.

How should I prepare Search 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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