I applied online. The process took 1 day. I interviewed at The Trade Desk (Boulder, CO) in Sep 2019
Interview
Sent a 30 minute code challenge with hidden test cases, failed it. My code worked for 6/8 test cases, but it wouldn't show me which edge cases I failed to account for so I couldn't submit a full solution.
Interview questions [1]
Question 1
If I recall correctly it was a Binary Search Tree problem
