UnitedHealth Group Applied Scientist Interview Questions

The questions to prepare for a UnitedHealth Group Applied Scientist interview. Questions from real interview reports rank first. Updated daily.

12questions

~2htotal time

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Machine LearningStart here. 5 questions · ~40 min

Explain how bias and variance affect generalization, and how model complexity changes the balance.

Validating With Delayed Ground TruthMedium

Evaluates methods for model validation under delayed or hard-to-obtain labels.

model validation

UnitedHealth Group

Model Interpretability: SHAP vs LIMEMedium

Assesses your understanding of interpretability methods and their tradeoffs for stakeholders.

UnitedHealth Group

Real-Time Patient Risk StratificationHard

Evaluates end-to-end design choices for real-time risk modeling in a healthcare setting.

implementation

UnitedHealth Group

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System Design4 questions · ~32 min

Tests your ability to build scalable ML deployment and monitoring systems with feedback loops.

Handling Data Drift in ProductionMedium

Assesses strategies for detecting and mitigating data drift in deployed ML systems.

monitoringdata driftproduction environment

UnitedHealth Group

Fault-Tolerant ML ServicesMedium

Tests your approach to reliability, graceful degradation, and resilience in ML production services.

fault tolerance

UnitedHealth Group

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Behavioral & Leadership3 questions · ~24 min

Spotting Ethical Concerns in DataMedium

Assesses your ability to identify and address ethical risks in data and model behavior.

UnitedHealth Group

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The finish line: interview-readyComplete all 12 questions to finish this plan.