System Design · sector

Travel & hospitality

Search, availability and bookings across the world.

1 ready to open · 3 more on the way

Airbnb's system design

One Rails app taken apart into services in strict tiers, a search funnel that turns a hundred thousand homes into one page, and payments built so a retry can't charge twice — plus SpinalTap, which turns every database change into an event.

Intermediate4 chapters · ~9 min

Coming next · 3 in the works

Southwest Airlines
Booking.com
Amadeus