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Prep plan
Updated weekly · Last refresh Oct 17

Waymo Data Scientist Interview Questions

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

50questions
~8htotal time
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1
Product SenseStart here. 8 questions · ~81 min
2
A/B Testing & Experimentation8 questions · ~81 min
Designing an ExperimentMedium

Design an online experiment, including hypothesis, metrics, sample size, duration, and decision rules.

experiment designMDEPeekingWaymo
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3
SQL & Data Manipulation8 questions · ~81 min
Window Functions for Moving AveragesMedium
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Recently asked

Calculate three-day moving averages of completed Waymo One wait times for each operational territory.

Window FunctionssqlWaymo
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4
Model Evaluation3 questions · ~30 min
Assess Data Source ReliabilityMedium
Recently asked

Evaluate how to assess whether model data sources are reliable enough for production use and ongoing monitoring.

Causal InferenceStatistical SignificanceAccuracyWaymo
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5
Metrics7 questions · ~71 min
Primary Metric for Pedestrian DetectionMedium
Recently asked

Define a primary metric for pedestrian detection that reflects safety impact and balances missed detections against false alarms.

KPIsFeature PrioritizationUser NeedsWaymo
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6
Statistics & Probability8 questions · ~81 min
Explaining the Central Limit TheoremMedium
Recently asked

Explain why sample means become approximately normal and why that matters for inference on product metrics.

DistributionsConfidence IntervalsCentral Limit TheoremWaymo
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7
More topics8 questions · ~81 min
Handle Imbalanced Classification DataMedium
Recently asked

Build a classifier for a highly imbalanced dataset and choose metrics, sampling, and thresholds that fit the minority class.

Cross-ValidationFeature EngineeringSupervised LearningWaymo
Memory vs Compute BoundMedium
Recently asked

Design a practical way to distinguish memory-bound from compute-bound performance in an ML serving or training workload.

latencymemoryWaymo
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