First contact may well be from the hiring manager over the phone. Technical level will vary from caller to caller, but most managers are quite technical.
The next step is on-site with your prospective colleagues. You may or may not be asked to code. I had mostly knowledge-based questions, but you might be asked more about code.
Remember that this is a deeply embedded software product, so brush up on your OS fundamentals and computer architecture.
Compare and contrast: Semaphore versus Mutex.
The following metrics were computed from 1 interview experience for the Broadcom Staff Software Engineer role in Vancouver, British Columbia.
Broadcom's interview process for their Staff Software Engineer roles in Vancouver, British Columbia is incredibly easy as the vast majority of engineers get an offer after going through it.
Candidates reported having very good feelings for Broadcom's Staff Software Engineer interview process in Vancouver, British Columbia.