Top 19
Prep plan
Updated weekly · Last refresh Aug 30

Stubhub Data Engineer Interview Questions

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

19questions
~3htotal time
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1
CodingStart here. 4 questions · ~39 min
Merge Overlapping IntervalsMedium
Practice

Sort intervals by start time, then merge overlapping ranges into a minimal non-overlapping list.

ArraysSearchingSortingStubhub
Peak Buying Window BucketingMedium

Tests your ability to process streaming data and derive time-bucketed peak metrics.

Stream ProcessingStubhub
Sorted Ticket Listings Data StructureHard

Tests data structure design and performance tradeoffs for ordered retrieval operations.

SortingData StructuresHeapStubhub
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2
SQL & Data Manipulation5 questions + 2 drills · ~68 min
SQL Nth Highest Salary QueryEasy
Practice

Find the third-highest distinct employee salary using PostgreSQL DISTINCT, ORDER BY, LIMIT, and OFFSET.

sql queryRankingsalaryStubhub
Relational Schema for TicketingHard

Tests your ability to model ticketing data and manage dynamic pricing changes in a relational design.

star schemafinancial dataData ModelingStubhub
Optimize a Slow Join QueryMedium

Tests query optimization skills, including join strategy, indexing, and execution plan reasoning.

Performance TuningJoinsquery optimizationStubhub
Second Highest Trader SalaryEasy
Practice
Practice drill

Find the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.

SubqueriesRankingSortingeClinicalWorksInformaticaSpectraforce Technologies
Top Customers by Region VolumeMedium
Practice
Practice drill

Find the top 3 customers in each region by transaction volume using joins, aggregation, and window ranking.

Window FunctionsJoinsRankingJPMorganChaseSilicon Valley BankNavi
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3
Pipelines3 questions · ~29 min
Design Real-Time Feature PipelineHard

Design a real-time feature pipeline processing 120K events/sec into low-latency feature tables and warehouse models with replay and quality controls.

InfrastructureStream ProcessingOrchestrationStubhub
Venue Seat Map IngestionHard

Tests data ingestion, schema evolution strategy, and maintaining consistency for changing seat maps.

data integrationschema evolutionCloudStubhub
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4
Behavioral & Leadership7 questions · ~67 min
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The finish line: interview-readyComplete all 19 questions plus 2 hands-on drills to finish this plan.