It was very fair, I had 3 technical interviews, in each one of them they asked fair questions that required algorithmic thinking, efficiency, some sophistication, familiarity with data science and straightforward thinking and common sense . They were very professional, nice and willing to make it match. It was clear they wanted to see how I'm thinking, and how I approach a problem, and less interested in finding syntax typos or things of the sort. It was very fair, I had 3 technical interviews, in each one of them they asked fair questions that required algorithmic thinking, efficiency, some sophistication, familiarity with data science and straightforward thinking and common sense . They were very professional, nice and willing to make it match. It was clear they wanted to see how I'm thinking, and how I approach a problem, and less interested in finding syntax typos or things of the sort.