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Curai Interview Questions

The questions to prepare for Curai interviews, across all roles. Questions from real interview reports rank first. Updated daily.

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1
CodingStart here. 14 questions · ~129 min
Detect Cycle in Linked ListEasy
Practice

Use Floyd’s two-pointer algorithm to determine whether a singly linked list contains a cycle.

Hash TablesLinked ListsTwo PointersCurai
Maximum Depth of Binary TreeEasy
Practice

Problem Given the root of a binary tree, return its maximum depth as an integer. The maximum depth is the number of nodes along the longest path from the ...

RecursionQueueTreesCurai
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2
Machine Learning5 questions · ~46 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 TradeoffCurai
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3
Execution7 questions · ~64 min
Choose Monolith or MicroservicesMedium

Evaluate the execution trade-offs between monoliths and microservices and explain how you would choose the right approach.

Trade-offsRisk AssessmentScope ManagementCurai
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4
System Design3 questions · ~28 min
Design a Personalized Recommendation RankerHard

Design a personalized recommendation system that turns user preferences into ranked suggestions with retrieval, ranking, and feedback loops.

RetrievalTwo-Tower ModelsRecommendation SystemsCurai
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5
Behavioral & Leadership16 questions · ~147 min
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6
More topics5 questions · ~46 min
Choosing Model Evaluation TechniquesEasy

Explain how you evaluate models using the right metrics, validation strategy, and error analysis for the problem.

PrecisionAccuracyRecallCurai
Designing ML PipelinesMedium

Tests your ability to design reliable, scalable ML pipelines for healthcare delivery at Curai.

ETLBatch ProcessingOrchestrationCurai
Analyzing Data for InsightsMedium

Tests your data analysis approach, including exploration, metrics, and communicating findings.

Data WranglingGroup ByAggregationsCurai
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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.