what is the research experience you had is essential in getting the job and they are also concern with the general personality you have. after all, it's an academic position that is only offered to suitable fresh graduate student. if you want to rock the interview, prepare enough to show them that you know what you do.

I had a skype interview. It was brief. We talked about my research and some of my technical stuff. It wasn't hard. Just a matter of getting to know each other