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Prep plan
Updated weekly · Last refresh Oct 17

OpenAI AI Engineer Interview Questions

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

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1
CodingStart here. 11 questions · ~107 min
Evaluate Feature Compatibility Across VersionsMedium
Practice

Parse version strings and determine which features are supported by each version using range checks.

ArraysSortingOpenAI
Secure Token Bucket Rate LimiterHard
Practice
Recently asked

Implement a token bucket rate limiter that safely validates signed requests and enforces per-key limits in O(1) average time.

QueueMathGreedyOpenAI
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2
Model Evaluation11 questions · ~107 min
Evaluating LLM Agents Beyond AccuracyMedium
Recently asked

Describe how to evaluate LLM agents using metrics beyond accuracy, including tool use, hallucination, and calibration.

MetricsperformanceLLM EvaluationOpenAI
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3
System Design11 questions · ~107 min
Design an Enterprise RAG PipelineHard
Recently asked

Design an enterprise RAG system that balances retrieval quality, grounded answers, and low latency over frequently changing internal data.

latencyRAG pipelinesAccuracyOpenAI
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4
Generative AI & LLMs11 questions · ~107 min
Compare Top-p and Top-k SamplingEasy
Recently asked

Explain how top-p and top-k sampling differ, and when each changes LLM output quality and diversity.

OpenAI
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5
Behavioral & Leadership3 questions · ~29 min
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6
More topics3 questions · ~29 min
On-Device Tensor OptimizationHard
Recently asked

Tests memory-aware optimization for constrained hardware.

OpenAI
Dense Embeddings vs Vector SearchMedium
Recently asked

Assesses understanding of embedding types and scalable search.

Vector SearchOpenAI
Continuous Feedback PipelineMedium
Recently asked

Evaluates data collection for continuous model improvement.

OpenAI
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