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OpenAI Machine Learning Engineer Interview Questions

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

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1
CodingStart here. 18 questions · ~213 min
Dependency Version Management in PythonHard
Practice
Recently asked

Select compatible package versions for OpenAI tool bundles using recursive backtracking over dependency constraints.

pythonOpenAI
Block-Wise Entropy With O(1) SpaceHard
Practice
Recently asked

Compute empirical entropy for contiguous signal blocks using constant auxiliary space and no frequency map.

space complexityOpenAI
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2
Machine Learning18 questions · ~213 min
Online Block-By-Block EntropyHard
Recently asked

Compute softmax entropy exactly and stably while logits arrive in arbitrary-sized blocks.

Deep LearningModel EvaluationoptimizationOpenAI
Gradient With Respect to WeightsHard
Recently asked

Derive and verify backpropagation gradients for every weight matrix in a multilayer neural network.

loss functionsDeep LearningoptimizationOpenAI
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3
Statistics & Probability6 questions · ~71 min
Restart Strategy That Maximizes SuccessMedium
Recently asked

Assesses ability to reason about optimal control of restart policies.

model inferenceoptimizationOpenAI
Markov Bound for Tail ProbabilityMedium
Recently asked

Assesses ability to apply probability inequalities to bound tail events.

probabilityOpenAI
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4
Behavioral & Leadership5 questions · ~59 min
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5
More topics3 questions · ~36 min
Improve ACE of a ClassifierHard

Design an evaluation and serving approach to reduce ACE while preserving classifier discrimination and robustness to distribution shift.

Feature Driftdesignml inferenceOpenAI
ML Coding With Infrastructure FocusHard
Recently asked

Implement an ETL pipeline that demonstrates coding ability alongside ingestion, transformation, orchestration, reliability, and infrastructure knowledge.

data pipelineInfrastructureCodingOpenAI
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