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Updated weekly · Last refresh Sep 26

CarGurus Software Engineer Interview Questions

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

50questions
~10htotal time
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1
CodingStart here. 12 questions · ~143 min
Min Stack and Similar LeetCode TaskEasy
Practice

Implement a stack that supports constant-time push, pop, top, and minimum-value queries for CarGurus listing data.

StackleetcodeCarGurus
Top K String OccurrencesMedium
Practice

Return the K most frequent CarGurus search terms using frequency counting and deterministic tie-breaking.

frequency countStringsCarGurus
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2
SQL & Data Manipulation10 questions · ~119 min
SQL Grouping With ConditionsMedium
Practice

Calculate average qualifying listing marks for each CarGurus dealer group using a join, filtering, grouping, and HAVING.

sqlCarGurus
Basic SQL QueriesEasy

Tests foundational SQL skills including joins and common query patterns.

Data StructuresCarGurus
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3
System Design8 questions · ~95 min
Design a Code Freeze Scheduling ServiceHard

Evaluates your ability to design reliable workflow systems with clear states and operational considerations.

system designCarGurus
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4
Security & Infrastructure4 questions · ~48 min
Blue-Green and Canary DeploymentsMedium

Evaluates your understanding of safe release strategies and risk reduction in production.

best practicesCarGurus
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5
Execution12 questions · ~143 min
Influencing a Product Design DecisionMedium

Describe how you influenced a cross-functional design decision without direct authority, balancing stakeholder needs and practical trade-offs.

Trade-offsSuccess CriteriaScope ManagementCarGurus
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6
Behavioral & Leadership3 questions · ~36 min
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7
More topics1 question · ~12 min
Designing for High AvailabilityHard

Tests your knowledge of HA tradeoffs and reliability engineering for production systems.

InfrastructureIdempotencyDependenciesCarGurus
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