← Google roles

Interview question tracker

Google HLD

The 19 highest-frequency prompts from all time. Finish the strongest signals first.

One question at a time.

Top questions 19

DoneQuestionResource
Design a distributed cacheOpen
Design a distributed lock / coordination (Chubby/Zookeeper)Open
Design a distributed message queue (Pub/Sub)Open
Design a globally distributed database (Spanner)Open
Design a key-value store for a search engineOpen
Design Amazon's sales ranking by category featureOpen
Design a Rate LimiterOpen
Design a search engine / autocomplete (typeahead)Open
Design a system that scales to millions of users on AWSOpen
Design a URL shortenerOpen
Design a web crawlerOpen
Design a web crawler (Googlebot)Open
Design Google Docs (collaborative editing)Open
Design Google Maps / nearby searchOpen
Design Mint.comOpen
Design Pastebin.com (or Bit.ly)Open
Design the data structures for a social networkOpen
Design the Twitter timeline and search (or Facebook feed and search)Open
Design YouTubeOpen