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Interview · Technical

Data scientist

Covers problem framing, experiment design, causal reasoning, model choice and evaluation, and explaining uncertainty. Suits mid to staff-level data scientists. Follow-ups push for assumptions, how results were checked and what happened once the work was used.

Suits: Data scientist, Applied scientist, Decision scientist, Product data scientist

Questions
7 of 17
Length
35 min
Format
Voice or typed
Levels
Mid to Staff
See this interview on a 30-minute call.
AI interviewerScored
Example
  1. Interviewer: Tell me about a time you changed someone's mind at work. How did you go about it?

  2. Candidate: Our team wanted to rebuild the billing page from scratch, and I thought it was the wrong call, so we put together a plan to…

  3. Follow-up

    Interviewer: You said "we". What did you say yourself, and what finally changed their mind?

  4. Scored on

    • Problem framing25%
    • Statistical and modelling rigour30%
    • Experimentation and causal reasoning25%
    • Communication and impact20%

    Score, reasons and recording. Your team decides.

An example exchange. This interview's own questions open when you use it.

What it listens for, and how much each part counts.

Every answer is scored against this guide, with the reasoning written beside the score. You get the recording or the written answers too, and your team makes the call.

  • Problem framing25%
    Turns a vague goal into a problem whose answer drives action.
  • Statistical and modelling rigour30%
    Chooses and checks methods carefully and avoids common traps.
  • Experimentation and causal reasoning25%
    Designs tests well and separates cause from coincidence.
  • Communication and impact20%
    Explains results and uncertainty so people act well on them.
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