The first interview was a typical screening interview, nothing special. The second one was more task-oriented. I was supposed to write some code to solve a challenge on Kaggle. The task itself was not a big deal, but several guys from the team were constantly looking at my code and making comments all the time. They probably wanted to carry out a stress-test to check my reactions. However, this is not the way most developers are used to work. To the end of the interview, it was clear to me that they were looking for a pure programmer, not a real scientist...