Nexxen Data Scientist Interview Questions
The questions to prepare for a Nexxen Data Scientist interview. Questions from real interview reports rank first. Updated daily.
Evaluates your understanding of core deep learning architectures and loss-function mathematics.
NexxenTests statistical reasoning for CTR uncertainty and interpretation for decision-making in ad-tech.
NexxenDesign a recommendation system strategy for model cold start and new-user cold start, including serving, evaluation, and safe rollout.
NexxenExplain how a primary metric differs from a guardrail metric and how both are used in A/B test decisions.
NexxenTests data engineering skills for log parsing and aggregation relevant to programmatic advertising.
NexxenTests attribution model evaluation, validation rigor, and metric selection for advertising measurement.
NexxenTests incident triage, monitoring interpretation, and systematic debugging of production ML impacts.
NexxenCalculate each campaign's calendar-based rolling 7-day CTR from ad event data.
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Calculate each product-region's rolling 7-day average sales using daily aggregation and calendar-aware windowing.
BayerCCoca-Cola Beverages Singaporeddm-drogerie marktCalculate each user's 7-day rolling order volume average, including calendar days with no orders.