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Updated weekly · Last refresh Aug 30

Optumrx Software Engineer Interview Questions

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

21questions
~3htotal time
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1
SQL & Data ManipulationStart here. 3 questions + 2 drills · ~46 min
SQL With Complex Joins and AggregationsHard
Practice

Combine OptumRx claims, prescriptions, pharmacies, and members to calculate utilization metrics with CTEs and window functions.

JoinsGroup ByAggregationsOptumrx
Optimize Slow Query in High-Transaction SystemsHard

Tests your ability to diagnose and improve query performance under heavy load.

Performance Tuningnull handlingtransactionsOptumrx
SQL Merge Stage PurposeMedium

Tests understanding of SQL data manipulation patterns and when to apply MERGE.

sqlOptumrx
Top Customers by Net SalesMedium
Practice
Practice drill

Compute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.

SubqueriesJoinsData WranglingGain DigitalTCSZest AI
Compare Chime Channel Conversion RatesMedium
Practice
Practice drill

Use joins, a CTE, and conditional aggregation to compare Chime signup-to-funded conversion rates by acquisition channel.

JoinsGroup ByCase WhenHelloFreshRipplingMotive
2
Coding4 questions · ~35 min
Difference Between Interface and Abstract Class in JavaMedium

Explain the differences between interfaces and abstract classes in Java and when to use each.

Hash TablesArraysStringsOptumrx
Searchable List With Efficient UpdatesMedium

Tests your ability to build performant, user-responsive React components for data-heavy experiences.

reactArraysSearchingOptumrx
Extensible Class DesignMedium

Tests your ability to apply solid design principles to create maintainable, scalable code.

abstractionoopFrameworksOptumrx
React Search Filter ComponentMedium

Tests your ability to implement interactive React UI with correct state and efficient updates.

javascriptreactfunctionsOptumrx

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3
Behavioral & Leadership14 questions · ~123 min
Owning a Production Debugging IncidentMedium

Tests ownership during a production incident, including structured debugging, stakeholder communication, and learning from high-pressure technical problems.

experienceProblem SolvingDebuggingOptumrx
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The finish line: interview-readyComplete all 21 questions plus 2 hands-on drills to finish this plan.