QuantumBlack Data Scientist interview experience (2018)

QuantumBlack Data Scientist interview experience

No offer

Hard

Positive

London, EnglandPosted Dec 2018 · Candidate report, summarized by Dataford

My interview process started with a HackerRank coding test with a classification problem and a couple of data transformation tasks, plus a question about finding a minimum difference in a list, all under a strict 2-hour limit.

After that, I moved into a case-study stage based on a project they had done. The interviewer walked me through the problem structure and asked about my approach step by step, and I could feel they were testing how I think under constraints.

Later, the final phase combined technical discussion, a technical presentation, and an HR-focused competency conversation. The technical discussion centered on past experiences and how I worked through problems, while the presentation was expected to have real depth and research behind it. The hardest part for me wasn’t the ideas—it was that the level of

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QuantumBlack Data Scientist interview experience

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