I applied online. The process took 2 weeks. I interviewed at SiriusXM
Interview
first got an phone interview from one of their VP, asked about PCA/Factor analysis, and some regression models, and machine learning models, then got 2 onsites, asked about some model diagnostic and model builidng techniques, no offer
Interview questions [1]
Question 1
deal with data sets with 1000+variables and 10000+rows, get insights from such data sets, a very common question and there are numerous methods to apply, you never know which method they are expecting and your time is limited