What are the challenges we face while developing the front-end for the largest accommodations reservations website in the world?
Working on an e-commerce interface is already a complex task itself; how do we make it work in 224 countries, for customers all around the world? In this presentation, we'll see how our architecture, performance and UI decisions impact the experience of millions of partners and users who book a room with us.
23. Buy now
Buy now
Logged in/out
Language/currency
Country of origin
Browser/OS/Device
…
Visited products
Navigation flow
Search criteria
Validation errors
…
Customer’s city/state
Payment type
Customer service calls
Cancellations
…
Page load time
Wallclock/CPU
Number of queries
Server/client-side errors
…
24. Buy now Buy now
Duration: 14 days
Visitors: 45.140 (22.570 per variant)
Transactions
Average price
339 (1.5%) 407 (1.8%)
+20%
$ 42,00 $ 42,84
+2%
25. Everything we do at Booking—including
technical decisions—is done through
A/B testing.
26. “But my design is so much better and
more intuitive than what we have! We
don’t need an A/B test.”
— the majority of designers