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Updated weekly · Last refresh Oct 17

Apple AI Research Scientist Interview Questions

The questions to prepare for a Apple AI Research Scientist interview. Questions from real interview reports rank first. Updated daily.

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1
System DesignStart here. 8 questions · ~90 min
Semantic Netflix-Like Video PanelHard

Design a semantic-similarity video panel that complements, rather than duplicates, CTR-optimized homepage recommendations.

ML RankinglatencyFeature DriftApple
Parkinson’s Detection from SpeechHard

Design an end-to-end spoken-audio ML system to detect Parkinson's disease while handling clinical labels, sequential signals, and reliability risks.

Feature Driftfailure modesdata collectionApple
Healthy Food Reco System (From Scratch)Hard

Design an IR and ranking system that recommends high-protein foods, including preprocessing, storage, serving, and restaurant-menu adaptation.

database accessdesigndata collectionApple
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2
Coding4 questions · ~45 min
Cache with TTLHard
Practice

Implement a TTL cache that checks elapsed time, expires entries, and removes stale keys on demand.

cachingAlgorithmscacheApple
Tree Traversal Beyond BinaryHard
Practice

Return preorder, postorder, and level-order traversals for a general n-ary tree.

dfsbfsAlgorithmsApple
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3
Behavioral & Leadership6 questions · ~67 min
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4
More topics3 questions · ~34 min
Core Python OOP and ConcurrencyMedium

Assesses Python fundamentals and concurrent programming understanding.

memory managementpythonconcurrencyApple
Transformer Theory and Self-Attention MathMedium

Assesses deep understanding of Transformer models and Self-Attention math.

Deep LearningApple
Implement K-Means from ScratchMedium

Tests ability to implement a classic clustering algorithm from first principles.

ClusteringApple
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