They gave an upfront code challenge which wasn't too bad. Once completing that, we set up 3 interviews with the engineering leads. Those interviews consisted of whiteboarding, answering tech questions, as well as, behavioral questions.
Interview questions [1]
Question 1
How would you design the architecture of an app that supports 3.2 million users? Users have several columns including an about me and they wanted to design it such that a user can search other users columns by partial word, full word, etc.