An informal Google Hangout interview with a recruiter, an in-person interview with the Community Manager, and a Google Hangout with the GM.
WeWork has a very strong and vibrant company culture and each person meticulously evaluates your fit for the company and team at that location. Know WeWork's culture and values like the back of your hand going in, be able to provide concrete and specific examples of how you have emulated each of them in the past, and bring lots of energy to every interview.
They want to work with passionate, high level achievers--if you can show a proven record of achievement and ability as well as bring a lot of energy to the room, the interviews can be rather inviting and enjoyable. Be able to comprehensively explain the significance, roles, and expectations for the position(s) you're applying for.