I applied online. I interviewed at Freeport-McMoRan in Jul 2022
Interview
Technical coding assignment was administered. It was timed and monitored and I had to think out loud. The reviewer was a solid employee who was very helpful and kind. the coding assignment could be done in any language
Interview questions [1]
Question 1
Code a sample coding problem and think through the steps out loud
I applied online. I interviewed at Freeport-McMoRan (Phoenix, AZ) in Mar 2023
Interview
1st round video interview: asked 5 questions that each took 3 min or less to answer. Pretty basic questions. One question was tell about a time you had to speak up. Another question was tell about my experience.
Interview questions [1]
Question 1
Tell about a time you had to speak up. Tell about your experience.
Final interview, three rounds. Each round takes 45 mins. The questions are mainly about tuning hyper-parameters and optimizations. If you are not familiar with optimization tools, you will not pass the interview. The final round is about behavior.
Interview questions [1]
Question 1
Talk about the XGbooster. And how to use it to tuning hyper-parameters.
