Top 50
Prep plan
Updated weekly · Last refresh Aug 30

Optum Technology Software Engineer Interview Questions

The questions to prepare for a Optum Technology Software Engineer interview. Questions from real interview reports rank first. Updated weekly.

50questions
~7htotal time
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1
CodingStart here. 4 questions · ~34 min
Two Sum with TargetEasy
Practice

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

Hash TablesArraysStringsOptum Technology
Array BasicsEasy

Assesses your fundamental understanding of core programming concepts.

ArraysData StructuresOptum Technology
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2
Security & Infrastructure4 questions · ~34 min
Troubleshooting a Memory LeakHard

Tests your debugging approach for diagnosing memory issues in production systems.

memory leakTroubleshootingOptum Technology
SAML and OAuth BasicsMedium

Assesses your knowledge of authentication and authorization protocols.

Optum Technology
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3
Execution3 questions · ~25 min
Maintainable Code PracticesMedium

Tests engineering practices that improve readability, testing, and long-term ownership.

Trade-offsSuccess CriteriaScope ManagementOptum Technology
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4
Behavioral & Leadership36 questions · ~303 min
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5
More topics3 questions · ~25 min
CI/CD and DevOps WorkflowMedium

Assesses your DevOps fundamentals and ability to operationalize CI/CD.

CI/CDDevOpsAutomationOptum Technology
System Design for SpreadsheetHard

Evaluates your system design skills for a collaborative, scalable web application.

Optum Technology
COALESCE in SQL ServerMedium

Tests your SQL knowledge and ability to explain null-handling behavior.

sqlOptum Technology
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.