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Heartflow Interview Questions

The questions to prepare for Heartflow interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

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1
CodingStart here. 18 questions · ~164 min
Reverse a Linked List in PythonEasy
Practice

Reverse a singly linked list in place using an iterative pointer update or recursion.

RecursionLinked ListspointersHeartflow
Top N Elements FunctionEasy
Practice

Return the N largest Heartflow analysis scores using a bounded min-heap with O(m log N) time.

ArraysSortingHeapHeartflow
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2
Execution18 questions · ~164 min
Recover a Slipping ProjectMedium

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

Success CriteriaRoadmappingRisk AssessmentHeartflow
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3
Behavioral & Leadership5 questions · ~46 min
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4
More topics9 questions · ~82 min
Discuss Data Analysis Tooling ChoicesEasy

Explain how SQL fits with data analysis and visualization tools, and when to use each in an analytics workflow.

JoinsData WranglingAggregationsHeartflow
Finding Trends for StrategyMedium

Tests analytical thinking and your ability to turn data patterns into strategy-relevant insights.

Lagging IndicatorsLeading IndicatorsDiagnosisHeartflow
Solution Design at HeartflowHard

Tests structured problem solving and how you translate business needs into actionable solutions at Heartflow.

User NeedsUse CasesProduct VisionHeartflow
Analyzing Heartflow Market OpportunityHard

Tests market analysis skills and your ability to evaluate opportunities for Heartflow’s CAD management solutions.

TAM/SAM/SOMCompetitive AnalysisMarket SizingHeartflow
Handling Unexpected Performance IssuesMedium

Tests your ability to diagnose and resolve performance regressions under real constraints.

memory managementHeartflow
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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.