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Updated weekly · Last refresh Aug 30

Metadata Software Engineer Interview Questions

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

25questions
~3htotal time
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1
SQL & Data ManipulationStart here. 4 questions + 3 drills · ~62 min
Normalization vs Denormalization TradeoffsMedium

Explain normalization, why it improves data integrity, and when denormalization is a practical performance tradeoff.

schema designperformanceData ModelingMetadata
Hibernate N+1 Select FixesMedium

Tests your ability to diagnose ORM performance issues and apply effective query optimization strategies.

null handlingperformancedata integrityMetadata
Diagnose Slow SQL QueriesMedium

Tests your ability to troubleshoot database performance and improve queries using standard techniques.

SubqueriesJoinsperformanceMetadata
Pivot Lucid Campaign Performance by MonthMedium
Practice
Practice drill

Use joins, a CTE, CASE expressions, and monthly pivoting to compare Lucid campaign performance across channels.

pivot tablesnull handlingData WranglingLucid Motors
SQL Queries for RankingMedium
Practice
Practice drill

Rank active HSBC employees by division and return every employee tied for the highest or second-highest salary.

javasqlHsbc
Analyzing Operations Bottlenecks with SQLHard
Practice
Practice drill

Use multi-level CTEs, joins, and LAG to identify Samsung regional inventory shortages and late deliveries.

JoinsperformanceAggregationsSamsung ElectronicsApeel Sciences
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2
Coding6 questions · ~48 min
Build a REST Registration APIHard

Tests your ability to design CRUD REST APIs and implement correct data models and endpoints.

Data StructuresoopMetadata
Linked List Big O AnalysisMedium

Tests your understanding of linked list operations and Big O time complexity.

javaLinked ListsMetadata
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3
Behavioral & Leadership12 questions · ~96 min
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4
More topics3 questions · ~24 min
Choose Monolith or MicroservicesMedium

Evaluate the execution trade-offs between monoliths and microservices and explain how you would choose the right approach.

Trade-offsRisk AssessmentScope ManagementMetadata
Spring Boot REST API LifecycleMedium

Tests your knowledge of Spring Boot internals and practical setup for a REST API with a relational DB.

APIsToolsData ModelingMetadata
Scalable Backend for Large DataHard

Tests your system design skills for scalability, performance, and reliability in data-heavy services.

Feature StoreRetrievalModel ServingMetadata

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