Got phone screening first, basic behavior question about how to deal with multiply task situation and why choose this job second, technical phone interview, last 54 minutes, covered control theory, C++? MATLAB, Mathematics. third, on-site interview was arranged after two weeks, which includes a tech interview about 2 hours, meeting with Hire manage and HR manage. Also was taken out to the headquarter for lunch with two other engineers. Two days later, was informed to move on to background check and reference check. Got the offer a week later.