Apple

From the first time the recruiter contacted me until they finally declined to make an offer, it took about 30 days. I had a few phone interviews with the hiring manager, then they flew me down to Cupertino that week to meet with everyone on the team

LeetCode medium to hard. Tested on theory and practical elements. The interview consisted of multiple stages with various people from the department. It was four weeks in total and very challenging. I would advise brushing up on basic concepts.

The interview went well. It included typical technical questions about communications and signal processing, as well as estimation and detection theory. There were about 6 hours of virtual interviews with 5 different people. Additionally, I had a