Top 28
Prep plan
Updated weekly · Last refresh Aug 30

Dataminr Data Scientist Interview Questions

The questions to prepare for a Dataminr Data Scientist interview. Questions from real interview reports rank first. Updated weekly.

28questions
~4htotal time
Track your progressSign up free to work through all 28 questions and resume where you left off.
Start practicing free →
1
Statistics & ProbabilityStart here. 3 questions · ~24 min
Evaluating Observed Lift SignificanceMedium

Explain how to test whether an observed experiment lift is real using hypothesis testing, p-values, and confidence intervals.

Confidence IntervalsStatistical SignificanceP-ValuesDataminr
Stock Price Prediction DataMedium

Tests data selection reasoning and statistical modeling intuition.

RegressionCausal InferenceTime SeriesDataminr
More Statistics & Probability questions with a free account
2
Machine Learning8 questions · ~65 min
Supervised vs Unsupervised LearningEasy

Explain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.

Unsupervised LearningFeature EngineeringBias-Variance TradeoffDataminr
Prevent Overfitting in ML ModelsEasy

Explain how to reduce overfitting using regularization, validation, and model selection.

Cross-ValidationBias-Variance TradeoffRegularizationDataminr
More Machine Learning questions with a free account

Sign up to see every question

Create a free account to unlock this list and practice real interview questions.

Get my prep plan
3
Behavioral & Leadership10 questions · ~81 min
More Behavioral & Leadership questions with a free account
4
More topics7 questions · ~57 min
Identifying Trends and AnomaliesEasy

Tests exploratory analysis skills to surface meaningful patterns and outliers.

Leading IndicatorsDiagnosisTime SeriesDataminr
Prioritize Features for a New ProductMedium

A framework for deciding which features should ship first when building a new product.

Feature PrioritizationUser Needsproduct developmentDataminr
A/B Test for Alert RankingHard

Tests experimental design for real-time alerting and balancing engagement with precision.

MDEExperimentationGuardrail MetricsDataminr
Optimize SQL Query PerformanceHard

Tests your ability to diagnose and improve SQL performance in production data systems.

Joinsindexesquery optimizationDataminr
More questions with a free account
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
The finish line: interview-readyComplete all 28 questions plus 3 hands-on drills to finish this plan.