Dataford
Top 25
Prep plan
Updated weekly · Last refresh Aug 30

IT Partner España Data Engineer Interview Questions

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

25questions
~3htotal time
Track your progressSign up free to work through all 25 questions and resume where you left off.
Start practicing free →
1
PipelinesStart here. 7 questions · ~56 min
Data Quality and Schema EvolutionMedium

Approach for handling schema changes and data quality checks in a high-volume data lake pipeline.

schema evolutionData ModelingQualityIT Partner España
Delta Lake vs Azure Data LakeMedium

Evaluates understanding of storage layers and table formats for analytics workloads.

delta lakedata storageIT Partner España
Optimizing a Slow PySpark JobMedium

Tests performance troubleshooting skills for PySpark jobs.

pysparkperformanceoptimizationIT Partner España
Scalable ETL with Azure Data FactoryMedium

Assesses your approach to building scalable ETL pipelines on Azure Data Factory.

ETLscalabilityIT Partner España
More Pipelines questions with a free account
2
SQL & Data Manipulation10 questions + 3 drills · ~110 min
DDL and DML in DatabasesMedium

Assesses practical knowledge of DDL and DML in enterprise databases.

IT Partner España
Avro vs Parquet BenefitsMedium

Evaluates understanding of data formats and their impact on big data processing.

parquetIT Partner España
Complex SQL TransformationsHard

Tests ability to write advanced SQL for multi-table transformations.

sql querycomplex queriesIT Partner España
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
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
Handle Missing Financial Input ValuesMedium
Practice
Practice drill

Use joins, CTEs, and CASE logic to flag and fill missing financial fields for Qlik planning records.

Data WranglingETLQualityQlik
More SQL & Data Manipulation questions with a free account

Sign up to see every question

Create a free account to unlock this list and practice real interview questions.

Get my prep plan
3
Behavioral & Leadership8 questions · ~64 min
Explaining a Technical Concept ClearlyEasy

Tests communication, ownership, and stakeholder management when translating technical complexity into actionable business understanding.

Problem SolvingData Structurestechnical fundamentalsIT Partner España
More Behavioral & Leadership questions with a free account
The finish line: interview-readyComplete all 25 questions plus 3 hands-on drills to finish this plan.