I applied online. The process took 3 weeks. I interviewed at Dell Technologies (Bratislava) in Nov 2015
Interview
1) HR CALL
2) On-spot interview with the manager and senior employee. Standard questions type of why dell? what are you looking for? What's your studies about? Minor technical questions.
3) Technical test
Interview questions [1]
Question 1
What is data science? How you define data science?
Contacted by the team directly to have an interview. It was a combination of technical and behavioral questions. The interview was not hard, asking about basic ml models and concepts. The team was nice and welcoming
Interview questions [1]
Question 1
What’s the difference between decision tree and random forest?
Most of them are machine learning questions. How to prevent overfitting, Some questions about time series models. What kinds of models do you know explain all of the models and pick the one you like the most and the least
I've applied online. Initially I've got a phone call where they assesed my technical backgound. Then I have two skype interviews. In first interview I was interviewed on Sql (Basic to Advance). The inteviewer was so plesant. In the second skype interview , it was actually meant to be on R coding and stats models. But I haven't been tested any on R.