TuSimple Deep Learning Engineer interview questions

Applied through employee referral. 3 phone interviews, 45 min each. The whole process takes 4 weeks. talk about project experiences, ask basic deep learning knowledge, implement deep learning / machine learning algorithms, such as K means and Perceptron.

asked some basic machine learning questions, first asked about your cv and asked some details of the projects on it. then asked some machine learning questions. I get most of them, but don't get proceed to next step.