Short and very easy phone interview initially. No technical questions, only questions about your college career. followed by a hacker rank exam. Exam had questions about BJTs, data allocation and C coding.

Phone call from HR after applying online, chose a date for the on site interview. Given hackerrank assessment through email which you complete before interview. Followed by on site interview later which was with 4 people, 40 minutes each, all technical. Be prepared to code on whiteboard with markers.