Design Google Maps / Navigation System
6 min read Design a navigation system like Google Maps. This problem combines geospatial data at scale, graph algorithms, real-time data ingestion, and […] Read article
System Design
System Design
Design a Hotel / Airbnb Reservation System
5 min read Design a hotel or vacation rental reservation system like Booking.com or Airbnb. The core challenge isn’t the search UI — Read article
System Design
Design a Proximity Service (Yelp / Nearby Search)
5 min read Design a proximity service like Yelp’s “restaurants near me” or Google Maps’ nearby search. The core challenge is geospatial indexing Read article