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Updated weekly · Last refresh Nov 7

Uber Drivers Machine Learning Engineer Interview Questions

The questions to prepare for a Uber Drivers Machine Learning Engineer interview. Questions from real interview reports rank first. Updated daily.

24questions
~4htotal time
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1
System DesignStart here. 10 questions · ~88 min
Design a Ride Matching RankerHard

Design the ML system for ride matching in a ride-sharing app, from candidate retrieval through ranking, serving, and monitoring.

Feature StoreModel ServingRecommendation SystemsUber Drivers
Design Cold Start for RecommendationsHard

Design a recommendation system strategy for model cold start and new-user cold start, including serving, evaluation, and safe rollout.

Cold StartRetrievalTwo-Tower ModelsUber Drivers
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2
Machine Learning3 questions · ~26 min
Calibration and Logistic RegressionMedium

Assesses understanding of probabilistic calibration and logistic regression fundamentals.

CalibrationleetcodeUber Drivers
L1 vs L2 RegularizationMedium

Tests understanding of regularization math and its impact on model behavior and sparsity.

Feature EngineeringRegularizationmodel trainingUber Drivers
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3
Coding5 questions · ~44 min
Top K Closest DriversMedium

Tests real-time spatial querying and efficient data structure design for ML-adjacent routing use cases.

Data StructuresHeapperformance analysisUber Drivers
Shortest Path with Blocked CellsMedium

Assesses algorithmic problem-solving for shortest path with obstacles.

Uber Drivers
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4
Behavioral & Leadership4 questions · ~35 min
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5
More topics2 questions · ~18 min
Offline vs Online Metrics Trade-offsMedium

Tests metric selection and ability to connect model performance to business outcomes.

Log LossEvaluation TechniquesAUC-ROCUber Drivers
Prioritize Debt vs Feature DeliveryMedium

Explain how you would balance technical debt work against new feature delivery without losing roadmap credibility or increasing risk.

Trade-offsRoadmappingPrioritizationUber Drivers
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