MathWorks

I had two phone interviews before having the chance to fly to Natick, MA. The interviews covered many details, including C++, threading, mutex, new/delete, and design questions. You need to prepare your presentation well and convince everyone that

The interview process typically involves phone screens by a recruiter and hiring manager. This is followed by a presentation to the team and higher managers. Next, there is a full day (or two half-days) of interviews with the hiring manager and team

Phone screen with HR representative was followed by phone screen with hiring manager and then was invited for an on-site interview. The interview was average difficulty. The process is very slow compared to other companies.