The interviewing form is in presentation, lasts for 30 mins, talk about your past research. And then the interviewees will ask questions related to your own research. Not very hard questions, but to see how you understand the questions and your insight about your project work. No coding, good interviewing atmosphere.

three steps, one technical, one presentation and Q&A, one screen call from recruiter about salary and availability for full/part time and how long. The presentation was on the site and in person