Top 37
Prep plan
Updated weekly · Last refresh Aug 30

athenahealth AI Engineer Interview Questions

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

37questions
~6htotal time
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1
CodingStart here. 8 questions · ~82 min
Design an LRU CacheEasy
Practice

Implement an LRU cache in O(1) average time using a hash table and doubly linked list.

Hash TablesQueueLinked Listsathenahealth
Check Binary Tree BalanceEasy
Practice

Use postorder recursion to determine whether a binary tree is height-balanced in O(n) time.

RecursionSearchingTreesathenahealth
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2
Model Evaluation3 questions · ~31 min
Explain Precision vs RecallEasy

Explain why a pneumonia classifier with 91% precision but 68% recall may still be unsafe, and recommend which metric to prioritize.

F1 ScorePrecisionRecallathenahealth
Monitor Model Performance Over TimeMedium

Approach for continuously monitoring a deployed model and keeping performance stable as data changes.

CalibrationAccuracyThreshold Tuningathenahealth
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3
System Design4 questions · ~41 min
Design an LLM Serving PlatformHard

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

Cold StartFeature StoreModel Servingathenahealth
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4
Generative AI & LLMs6 questions · ~62 min
Evaluate an LLM SystemMedium

Explain how to evaluate a generative model using offline and online methods, with attention to hallucination, product metrics, and experiment design.

HallucinationPrompt EngineeringLLM Evaluationathenahealth
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5
Machine Learning5 questions · ~51 min
Handle Imbalanced ClassificationMedium

Choose a classification strategy that performs well when the positive class is rare and costly to miss.

Cross-ValidationRegularizationSupervised Learningathenahealth
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6
Behavioral & Leadership10 questions · ~103 min
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7
More topics1 question · ~10 min
Real-Time Data Processing SystemHard

Assesses your system design skills for low-latency, reliable real-time pipelines.

InfrastructureStream ProcessingOrchestrationathenahealth
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