3Y Health Software Engineer Interview Questions

The questions to prepare for a 3Y Health Software Engineer interview. Questions from real interview reports rank first. Updated weekly.

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Merge Two Sorted Arrays

Easy

Tests ability to implement efficient array algorithms and handle edge cases correctly.

ArraysSortingTwo Pointers

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Linked List Reversal

Easy

Tests basic coding ability and pointer/data-structure manipulation.

RecursionLinked ListsArrays

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Implement Web Caching

Medium

Tests caching strategy, consistency considerations, and performance impact analysis.

Trade-offsSuccess CriteriaRisk Assessment

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Real-Time Messaging Architecture

Hard

Tests system design for low-latency messaging including delivery guarantees and scaling.

InfrastructureStream ProcessingOrchestration

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Optimize Slow SQL Queries

Medium

Tests SQL performance tuning and practical debugging of slow queries in production systems.

SubqueriesJoinsAggregations

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Analyze Data for Patterns

Medium

Tests data exploration thinking and ability to derive insights from datasets.

Window FunctionsData WranglingAggregations

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