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Advance Business Capital Data Engineer Interview Questions

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

50questions
~7htotal time
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1
PipelinesStart here. 31 questions · ~248 min
Backfilling Missing Pipeline DataMedium

Approach for safely backfilling missing data while preserving correctness, idempotency, and data quality.

ETLQualityAdvance Business Capital
Handle Late Data in BatchMedium

Approach for handling late-arriving records in a batch ETL pipeline without breaking correctness or forcing full reloads.

Batch ProcessingIdempotencyDependenciesAdvance Business Capital
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityAdvance Business Capital
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2
SQL & Data Manipulation13 questions + 3 drills · ~134 min
Window Ranking in Ticket QueuesMedium

Explain SQL window functions and when to use ROW_NUMBER() versus DENSE_RANK() for ranked ticket analysis.

Window FunctionsRankingrow_numberAdvance Business Capital
Use Window FunctionsMedium

Tests SQL proficiency with window functions and correct partitioning and ordering.

Window FunctionsRankingRunning TotalsAdvance Business Capital
Avoid Unnecessary SQL JoinsEasy

Tests your SQL performance instincts and ability to reduce costly operations.

SubqueriesJoinsData WranglingAdvance Business Capital
Rank Employees Within DepartmentsEasy
Practice
Practice drill

Rank active Revature employees within each department using RANK and a department join.

Window FunctionsJoinsRankingAdvance Business CapitalRevatureFreddie Mac
SQL Month-Over-Month Revenue and Gross ProfitMedium
Practice
Practice drill

Use monthly aggregation and LAG to calculate store-level month-over-month revenue and gross profit changes.

Window FunctionsDate FunctionsAggregationsAdvance Business Capital
SQL Duplicate DetectionEasy
Practice
Practice drill

Find duplicate customer profiles by grouping on identifying fields and returning only repeated records.

Group ByHavingAggregationsAdtalem Global EducationAmerisave MortgageCitrine Informatics
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3
Behavioral & Leadership4 questions · ~32 min
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4
More topics2 questions · ~16 min
Write a PySpark TransformationMedium

Assesses your ability to implement data transformations using PySpark.

Hash TablesArraysMatrixAdvance Business Capital
Write PySpark TransformationsMedium

Tests your practical PySpark skills for building reliable transformations at scale.

Hash TablesArraysMatrixAdvance Business Capital
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.