Top 33
Prep plan
Updated weekly · Last refresh Oct 17

Resideo Software Engineer Interview Questions

The questions to prepare for a Resideo Software Engineer interview. Questions from real interview reports rank first. Updated daily.

33questions
~6htotal time
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1
SQL & Data ManipulationStart here. 3 questions + 1 drill · ~44 min
2
Coding9 questions · ~103 min
Find Two Sum IndicesEasy
Practice

Use a hash map to find two array elements that sum to a target in O(n) time.

Hash TablesArraysSortingResideo
LRU Cache for Fast RetrievalMedium
Practice

Implement an LRU cache using a hash map and doubly linked list to support O(1) get and put operations.

Hash TablesSearchingSortingResideo
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3
Technical Fundamentals4 questions · ~46 min
C vs Managed Memory ManagementMedium

Tests understanding of memory management tradeoffs relevant to building reliable software for Resideo sensing and control systems.

memory managementjavapythonResideo
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4
Behavioral & Leadership11 questions · ~126 min
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5
More topics6 questions · ~69 min
System Design and Full StackHard

Evaluates your ability to design scalable systems and build end-to-end features.

system designResideo
End-to-End Product IntegrationMedium

Evaluates your ability to execute end-to-end delivery for product integrations at Resideo.

processResideo
React Rendering for Real-Time FeedsMedium

Tests React performance engineering for responsive real-time experiences in Resideo smart living products.

CommunicationreactperformanceResideo
Low-Latency Security NotificationsHard

Tests system design for event-driven messaging and latency-sensitive delivery at Resideo.

InfrastructureStream ProcessinglatencyResideo
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The finish line: interview-readyComplete all 33 questions plus 1 hands-on drill to finish this plan.