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AXA XL Insurance Data Engineer Interview Questions

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

11questions
~2htotal time
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1
PipelinesStart here. 6 questions · ~57 min
Handle Incomplete Pipeline DataMedium

Approach for handling missing, inconsistent, and duplicate data in a pipeline without breaking downstream analytics.

Data WranglingETLQualityAXA XL Insurance
Design Real-Time Operations Dashboard PipelineHard

Design a pipeline for a real-time operational dashboard, covering streaming ingestion, modeling, data quality, and dashboard serving.

InfrastructureStream ProcessingQualityAXA XL Insurance
Explain ETL in Data EngineeringEasy

Explain the ETL process, why it matters, and how it fits into a practical data pipeline.

ETLOrchestrationQualityAXA XL Insurance
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2
SQL & Data Manipulation3 questions + 3 drills · ~59 min
SQL Data Manipulation ProblemMedium

Tests practical SQL skills for transforming and querying data accurately.

JoinsData WranglingAggregationsAXA XL Insurance
SQL Query Performance TuningMedium

Tests your ability to tune SQL for performance and reliability in data engineering work.

JoinsData WranglingAggregationsAXA XL Insurance
Window Functions and PySparkHard

Evaluates your ability to use SQL window functions and PySpark to deliver optimized analytics-ready data.

pysparksqlData ModelingAXA XL Insurance
Policies Sold Per Region QueryEasy
Practice
Practice drill

Count sold AXA XL Insurance policies by region using a LEFT JOIN, filtered aggregation, and GROUP BY.

JoinsGroup ByAggregationsAXA XL Insurance
Second Highest Premium in SQLMedium
Practice
Practice drill

Find UK Property policies with the second-highest distinct premium using aggregation, DENSE_RANK, and a LEFT JOIN.

SubqueriesRankingAggregationsAXA XL Insurance
SQL Ranking: 3rd Highest SalaryMedium
Practice
Practice drill

Use DENSE_RANK to identify the third-highest distinct salary in each AXA XL department.

AXA XLAXA XL Insurance
3
More topics2 questions · ~19 min
Merge Two Sorted ArraysEasy
Practice

Merge two sorted arrays into one sorted array using a two-pointer linear scan.

ArraysSortingTwo PointersAXA XL Insurance
Implement Priority Queue Data StructureMedium

Tests your understanding of data structures and efficient implementation choices.

QueueArraysHeapAXA XL Insurance

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