Top 49
Prep plan
Updated weekly · Last refresh Oct 17

The Boston Consulting Group Software Engineer Interview Questions

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

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1
CodingStart here. 20 questions · ~246 min
Abstraction vs PolymorphismMedium
Practice

Use abstraction and polymorphism to calculate areas for multiple geometric shape types.

clean codeabstractioncode structureThe Boston Consulting Group
Validate Balanced Brackets With StackEasy
Practice

Determine whether a bracket string is valid and balanced using a stack in O(n) time.

coding challengeStackData StructuresThe Boston Consulting Group
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2
System Design4 questions · ~49 min
Design a Full Stack Case InterviewHard

Evaluates your full stack design process and ability to deliver an end-to-end solution.

The Boston Consulting Group
Deploy an End-to-End ML ModelMedium

Assesses system thinking for ML deployment, including components and operational concerns.

deploymentThe Boston Consulting Group
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3
Behavioral & Leadership19 questions · ~233 min
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4
More topics6 questions · ~74 min
DSA and SQL PracticeMedium

Assesses your ability to combine data structures and SQL query skills.

sqlThe Boston Consulting Group
Real-Time Rolling Averages PipelineHard

Tests system design for streaming pipelines and real-time analytics logic.

Stream ProcessingAggregationsPipelinesThe Boston Consulting Group
React Performance and Async StateMedium

Tests front-end architecture choices for performance and reliable async state management.

asynchronous workreactperformanceThe Boston Consulting Group
SQL Joins and Data ManipulationMedium

Tests SQL join understanding and correct reasoning for backend data manipulation.

JoinsdockersqlThe Boston Consulting Group
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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 49 questions plus 3 hands-on drills to finish this plan.