Boston Consulting Group Data Scientist interview experience

That was followed by a deeper technical round centered on machine learning algorithms and statistics.

The final round shifted into a case study style evaluation. I worked through something like feature engineering and had to think about how to measure the business impact of a model, rather than stopping at model performance metrics.

Overall, it felt like a deliberate progression from general data skill to modeling/statistics depth and then into applied decision-making. I didn’t receive an offer, though the technical arc felt coherent.

My honest reflection was that the hardest part was