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Updated weekly · Last refresh Oct 17

Ntt Data Europe & Latam AI Engineer Interview Questions

The questions to prepare for a Ntt Data Europe & Latam AI Engineer interview. Questions from real interview reports rank first. Updated daily.

30questions
~5htotal time
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1
CodingStart here. 6 questions · ~59 min
Reverse Linked ListEasy
Practice

Reverse a singly linked list iteratively and recursively in Python.

RecursionLinked ListsbasicsNtt Data Europe & Latam
Find Two Sum IndicesEasy
Practice

Use a hash map to find two array elements that sum to a target in O(n) time.

Hash TablesArraysSortingNtt Data Europe & Latam
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2
Generative AI & LLMs8 questions · ~79 min
Hallucinations in Creative vs Factual PromptsMedium

Compare how to define, evaluate, and reduce hallucinations for creative generation versus factual retrieval grounded answers.

HallucinationPrompt EngineeringLLM EvaluationNtt Data Europe & Latam
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3
Machine Learning5 questions · ~50 min
Supervised vs Unsupervised LearningEasy

Explain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.

Unsupervised LearningFeature EngineeringBias-Variance TradeoffNtt Data Europe & Latam
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4
System Design3 questions · ~30 min
Cache Invalidation for AI InferenceHard

Tests your ability to maintain correctness and performance in cached AI inference at scale.

InfrastructurelatencyModel ServingNtt Data Europe & Latam
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5
Behavioral & Leadership5 questions · ~50 min
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6
More topics3 questions · ~30 min
Detect Production Drift in ModelsHard

How to detect data drift and concept drift in production using metric shifts, control charts, and calibration checks.

CalibrationAUC-ROCThreshold TuningNtt Data Europe & Latam
AI Security and GovernanceMedium

Tests your approach to protecting personal data and meeting governance requirements in AI deployments.

Stakeholder ManagementSecurityNtt Data Europe & Latam
Zero-Downtime Continuous RetrainingHard

Tests your MLOps design skills, including safe releases and continuous delivery for ML.

OrchestrationAutomationdeploymentNtt Data Europe & Latam
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