The process is simple. 3 rounds of system designs where every interviewer wants to understand the thought process of designing the system. Interviewers are mature in giving comfort to intervee

They have interview events where they are giving you up to 4 interviews in a day. Usually you would meet with someone along the hiring chain answering questions about the role etc. Then a technical interview, another up and finally another level up. This can be a gruelling experience but they prepare you for the expectation of this format.