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Prep plan
Updated weekly · Last refresh Oct 17Next Ventures Data Engineer Interview Questions
The questions to prepare for a Next Ventures Data Engineer interview. Questions from real interview reports rank first. Updated daily.
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sqlStart here. 2 questions + 3 drills · ~46 min
SQL Self-Join and UniquenessMedium
Assesses SQL join logic and uniqueness handling for business-relevant reporting queries.
sqlAggregations
Next Ventures
Next VenturesSQL Querying and FilteringMedium
Evaluates practical SQL query writing and data filtering skills in a typical engineering workflow.
sqllinuxNext Ventures
Next VenturesSQL Query OptimizationMedium
Practice
Practice drillOptimize a slow PostgreSQL query that aggregates completed transactions while preserving customers with no matching activity.
Performance Tuningdatabase optimizationindexesDDroisys
Capgemini
Nomura
CapgeminiNomuraSQL Window Functions ExperienceMedium
Practice
Practice drillUse SQL window functions to rank regions by average 2024 yield within each country.
Window FunctionsJoinsData Manipulation
Ernst & Young
KBR
Maximus Tech
Ernst & YoungKBRMaximus TechSecond and Nth Highest ValuesMedium
Practice
Practice drillFind the second highest distinct salary and adapt the query to retrieve any requested salary rank.
Data Manipulationsqldatabase querying
Snowflake ComputingKKGISL
SBS
Snowflake ComputingKKGISLSBSSign up to see every question
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The finish line: interview-readyComplete all 2 questions plus 3 hands-on drills to finish this plan.