Apple Product Design Engineer interview questions

A total of 4 rounds of interview. The first round was with the HR discussing some basic information while the other threes include more detailed techanical problems with the team members and supervisor. The final round was a showcase to the whole team describing solving a design problem.

i was able to get into the design challenge step, the previous steps are bascially 1 hour interview with hiring manager and phone interview with HR for my internship interview process