The first round is with the recruiter, who will tell you about the position.
The second round is with the actual team lead. They will ask about your experience and pose some technical questions related to the team's area of focus (e.g., power, audio, etc.).
Audio fundamentals about amplifiers and measurements
The following metrics were computed from 126 interview experiences for the Apple Hardware Engineer role in United States.
Apple's interview process for their Hardware Engineer roles in the United States is very selective, failing most engineers who go through it.
Candidates reported having very good feelings for Apple's Hardware Engineer interview process in United States.