They might ask questions about personal and technical skills. They have asked hypothetical communication situations where a problem is brought up and how would you respond. They would also ask how you would go about working through a technical problem.

Depends on the team! Mine was a video call from two senior electrical engineers and we talked about the company values and how I would fit in. It was an hour long and a very enjoyable experience. I think the interview process will depend on who the leads of the team are.