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Updated weekly · Last refresh Oct 17

Revolut Machine Learning Engineer Interview Questions

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

25questions
~3htotal time
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1
Machine LearningStart here. 7 questions · ~56 min
Handling Imbalanced Fraud LabelsMedium

Explain how to train and evaluate models on highly imbalanced fraud data without relying on misleading accuracy.

Cross-ValidationFeature EngineeringSupervised LearningRevolut
Accuracy vs Execution SpeedHard

Choose and validate an ML model by balancing predictive performance, delivery speed, latency, interpretability, and operational risk at Revolut.

model selectionTrade-offsinterpretabilityRevolut
Feature Impact on RetentionHard

Estimate a new Revolut feature's causal effect on user retention using experiment design, regression adjustment, and confidence intervals.

Feature Engineeringexperimental designuser retentionRevolut
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2
System Design7 questions · ~56 min
Funnel Bottleneck and ImprovementsHard

Identify hiring funnel bottlenecks from 3,000 CVs to 30 offers and design measurable improvements.

ML RankingFeature DriftdesignRevolut
Conversion Funnel ModelingHard

Design an ML system to model and optimize Revolut's user acquisition conversion funnel.

ML Rankingfeedback loopFeature DriftRevolut
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3
Behavioral & Leadership8 questions · ~64 min
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4
More topics3 questions · ~24 min
Precision vs Recall TradeoffEasy

Explain the difference between precision and recall, and how each reflects a different type of classification error.

Evaluation TechniquesClassificationConfusion MatrixRevolut
Train-Serve Consistency Feature PipelineHard

Design a feature pipeline that produces consistent, point-in-time-correct features for Revolut model training and online serving.

Data QualityModel Servingdata consistencyRevolut
Credit Scoring Metric Trade-offsMedium

Assesses your understanding of metric selection and trade-offs for credit scoring model evaluation.

Trade-offsevaluation metricsRevolut

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