Top 34
Prep plan
Updated weekly · Last refresh Aug 30

Deepmind AI Engineer Interview Questions

The questions to prepare for a Deepmind AI Engineer interview. Questions from real interview reports rank first. Updated weekly.

34questions
~5htotal time
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1
CodingStart here. 5 questions · ~44 min
Implement Gradient DescentEasy
Practice

Implement batch gradient descent to fit a one-feature linear model for Plymouth Rock Assurance claim severity estimates.

MathArraysGradient DescentDeepmind
Explain Time Complexity of Array SearchEasy

Explain how to analyze the time complexity of a common array search solution and justify the Big O result.

MathArraysSearchingDeepmind
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2
System Design7 questions · ~61 min
Design an LLM Serving PlatformHard

Design an LLM serving system that balances latency, cost, scalability, and safety for production traffic.

Cold StartFeature StoreModel ServingDeepmind
Design a Marketplace Recommendations StackMedium

Design a personalized recommendations system for a large e-commerce marketplace with strict latency, freshness, and monitoring needs.

InfrastructureFeature StoreModel ServingDeepmind
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3
Machine Learning7 questions · ~61 min
Handling Missing Values in MLEasy

Explain practical strategies for handling missing values in a supervised learning workflow, from diagnosis to modeling and validation.

Cross-ValidationFeature EngineeringRegularizationDeepmind
Reducing Overfitting in ML ModelsMedium

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

Cross-ValidationBias-Variance TradeoffRegularizationDeepmind
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4
Generative AI & LLMs5 questions · ~44 min
Design a Multi-Tool AI AgentHard

Design a production agent platform that coordinates models, tools, and data sources under strict latency, cost, and safety limits.

Vector SearchPrompt EngineeringRAGDeepmind
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5
Model Evaluation3 questions · ~26 min
Evaluating New AlgorithmsHard

Tests experimental design, metrics selection, and statistical rigor for AI model improvements.

Cross-ValidationAUC-ROCAccuracyDeepmind
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6
Behavioral & Leadership7 questions · ~61 min
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The finish line: interview-readyComplete all 34 questions to finish this plan.