I applied through LinkedIn, I got my first call/email around last week of Jan-2017
1. Initial screening with HR about the position and JD
2. Followed by two phone Interviews, mainly technical - asked to write some basic kernels, C-programming questions and details about projects on resume
3. Onsite - interview : 5-6 rounds of interview with different team members, each focused on different aspects like DSP hardware, Computer Architecture, Computer Vision etc.,