I applied online. The process took 2 weeks. I interviewed at Principal Financial Group (Monterrey, Nuevo León) in Aug 2022
Interview
First it was a phone interview, then a home asessment was given, an Interview with supervisor was made explaining the assessment, and at the end an interview with the data director.
Other Data Scientist interview reviews for Principal Financial Group
I interviewed at Principal Financial Group (California City, CA)
Interview
The interview was good and the interviewer tested what was required for the job role. It was both behavioral and technical assessment that lasted for one and half hours. Overall it was great interaction.
Interview questions [1]
Question 1
Walk through the Gen ai project end to end development
I applied through university. The process took 1 day. I interviewed at Principal Financial Group in Jan 2023
Interview
3 Rounds of Interview and 1 assessment test
Round 1 (Technical Round): Mostly related to fundamental of Data Science and Statistics. Interview includes, Questions on Machine Learning Models, Overfitting-Underfitting, Evaluation Metrics, Law of Large Numbers.
Round 2 (Technical Round): Decision Trees, Projects, ML Fundamentals again.
Round 3 (HR Round): Why Principal, Why Data Science and like questions.
Interview questions [1]
Question 1
In random forest, what do we select at random?
What is overfitting and how to overcome it?
