Questions

  • Design a real-time event aggregator service
  • Design a real-time commenting system
  • Design Amazon price tracking service
  • Design a version control system
  • Design a cloud storage service like Dropbox
  • Design Facebook newsfeed
  • Design Yelp/places nearby - a service to support querying nearby places of interest (lat, long, max-distance)
  • Design a i18n framework
  • Design Visa
  • Design a KV storage service for caching data
  • Design Netflix
  • Design an ads delivery system
  • Design a slack like messaging service
  • Design a streaming gaming service (Stadia)
  • Design a continuous integration service
  • Design typeahead service for search suggestions
  • Design a distributed source code/project building system
  • Design Ticketmaster
  • Design a URL shortening service
  • Design pastebin
  • Design an APU rate limiting service
  • Design Twitter search
  • Design a distributed queue system
  • Design a Uber like service
  • Design a distributed logging system
  • Design a video processing service
  • Design a single node storage engine for key-value pairs
  • Design an Internet web crawler
  • Design a live streaming service
  • Design a real-time monitoring and alerting service
  • Design Twitter timeline
  • Design Google Map
  • Design a notification service
  • Design Instagram
  • Design a crawler for Wikipedia
  • Design a leaderboard system
  • Design an online judge system
  • Design a UGC review system
  • Design a job scheduling service
  • Design a push notification service
  • Design a load balancer
  • Design a stock brokage service
  • Design S3 object store
  • Design a time series database
  • Design Newsfeed API
  • Design a real-time counter service
  • Design Google photos app
  • Design an airline reservation system
  • Design an ads serving system
  • Design a code deployment service