BCG X DS Interview Prep – From Industry Background

Question

Hello everyone,

I am applying for a Data Scientist position at BCG X. I have been working as a Data Scientist in industry for the past three years and am quite new to the consulting world.

I have just passed the online assessment, and my test has been validated, so I will have a technical case interview in about two weeks.

The process will include 10 minutes on my background, 15 minutes of live coding, and a 30-minute technical case study. If cleared, the final rounds consist of two technical case studies and one business case.

I would like to prepare as thoroughly as possible. I know this question has been asked many times, but any advice on preparation would be greatly appreciated.

I am also open to coaching sessions if you think that could help, ideally with someone familiar with the expectations for Data Science consultants at BCG or who has experience interviewing or working there.

I am also open to connecting with a peer to practice together.

Thanks a lot for your help!

Answer 1

I interviewed extensively at Boston Consulting Group, but I wasn’t part of BCG X directly, so I may not be the most precise or relevant coach for this specific process compared to someone specialized in DS interviews.

That said I am still working in BCG as a coach for BCG new hires, including new hires from BCG X, and based on that experience I can share a few high-level observations:

Coding is usually not the hardest part it’s more about clarity and handling time pressure well,
Business understanding still really matters
Structured thinking is key: how you approach the problem often matters more than the exact solution
You should be able to explain your reasoning clearly to non-technical stakeholders

Hope this helps, and best of luck with your preparation!
Franco