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Updated weekly · Last refresh Aug 30

Macquarie Group Data Engineer Interview Questions

The questions to prepare for a Macquarie Group Data Engineer interview. Questions from real interview reports rank first. Updated weekly.

34questions
~5htotal time
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1
SQL & Data ManipulationStart here. 4 questions + 2 drills · ~54 min
SQL Top Five CustomersEasy
Practice

Find Farallon Capital Management's top five customers by aggregated sales volume using filtering, GROUP BY, ORDER BY, and LIMIT.

RankingGroup ByAggregationsMacquarie Group
Optimizing a Slow SQL QueryMedium

Tests your SQL performance troubleshooting skills and ability to improve query efficiency.

SubqueriesJoinsAggregationsMacquarie Group
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
Contact Center Agent Performance MetricsHard
Practice
Practice drill

Compute daily agent call KPIs and SLA using joins, aggregations, and window ranking in a contact center model.

ETLAggregationsData ModelingADP
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2
Pipelines12 questions · ~101 min
Cloud AI Deployment Pipeline ExperienceMedium

Discuss experience building cloud-based AI pipelines, including orchestration, processing patterns, infrastructure choices, and data quality controls.

InfrastructureToolsQualityMacquarie Group
Data Warehousing in PipelinesEasy

Explain what a data warehouse is and why it matters in analytics pipelines.

InfrastructureETLData ModelingMacquarie Group
ETL vs ELT Trade-offsEasy

Compare ETL and ELT, and explain when ELT is the better pipeline pattern.

ETLELTData ModelingMacquarie Group
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3
Coding5 questions · ~42 min
Optimizing Algorithm PerformanceHard

Tests your ability to improve model or algorithm efficiency under real constraints.

Dynamic ProgrammingSortingGreedyMacquarie Group
Coding Assessment TopicsMedium

Tests your ability to handle assessment-style reasoning and correctness checks relevant to data work.

ArraysSearchingSortingMacquarie Group
Algorithm Optimization ApproachMedium

Tests your ability to reason about time and space complexity and apply practical optimization techniques.

Hash TablesSearchingSortingMacquarie Group
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4
Behavioral & Leadership13 questions · ~109 min
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The finish line: interview-readyComplete all 34 questions plus 2 hands-on drills to finish this plan.