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Design a lead scoring system (rank sales leads by conversion likelihood).

Sales has finite rep-hours, so the model's job is to point them at the leads worth a call. The signal interviewers want is value-weighted prioritization, careful conversion labels, and proof of revenue uplift over a holdout.

Updated Aug 2026 · Grounded in real Applied AI Engineer interview loops and written to a senior-engineer editorial bar.

Sales has finite rep-hours, so the model's job is to point them at the leads worth a call. The signal interviewers want is value-weighted prioritization, careful conversion labels, and proof of revenue uplift over a holdout.

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