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Redesign Health Software Engineer Interview Questions

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

50questions
~8htotal time
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1
CodingStart here. 20 questions · ~181 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 PointersRedesign Health
Implement Binary Search AlgorithmEasy
Practice

Write a binary search function to find a target value in a sorted array.

SearchingRedesign Health
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2
Pipelines5 questions · ~45 min
Monitoring Tools for Data PipelinesEasy

Preferred tools and approach for monitoring and managing data pipelines in production.

InfrastructureToolsQualityRedesign Health
Testing and CI for PipelinesEasy

Explain how you apply automated testing and CI practices to data pipelines and pipeline releases.

InfrastructureToolsQualityRedesign Health
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3
Execution20 questions · ~181 min
Managing Critical Cross-Team DependencyMedium

Explain how you would manage a project at risk due to a slipping dependency owned by another team.

Risk AssessmentDependenciesScope ManagementRedesign Health
Recover a Slipping ProjectMedium

Explain how you would diagnose and recover a project that is falling behind schedule without losing stakeholder trust.

Success CriteriaRoadmappingRisk AssessmentRedesign Health
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4
More topics5 questions · ~45 min
SQL vs NoSQL Trade-offsEasy

Explain SQL vs NoSQL trade-offs, including schema design, consistency, scaling, and query flexibility.

JoinsData WranglingAggregationsRedesign Health
Explain a System You BuiltMedium

Assesses your ability to communicate architecture, responsibilities, and key technical decisions.

experienceRedesign Health
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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Monthly Sales Trends by CategoryMedium
Practice
Practice drill

Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.

InfrastructureToolsData WranglingTotal Wine & MoreInc.Benjamin Moore
Resolve Conflicting Customer AttributesMedium
Practice
Practice drill

Use joins, CTEs, and row ranking to resolve conflicting customer profile values across ACME House systems.

JoinsData WranglingQualityRamsey SolutionsACME House
Reconcile Conflicting Invoice TotalsMedium
Practice
Practice drill

Reconcile billing and ERP invoice totals using joins, a CTE for latest snapshots, and CASE-based discrepancy classification.

JoinsData WranglingQualityLiterati
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.