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Erie Insurance Group Interview Questions

The questions to prepare for Erie Insurance Group interviews, across all roles. Questions from real interview reports rank first. Updated daily.

50questions
~8htotal time
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1
CodingStart here. 5 questions · ~45 min
Merge Two Sorted Linked ListsEasy
Practice

Merge two sorted singly linked lists into one sorted list by relinking existing nodes.

RecursionLinked ListsSortingErie Insurance Group
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2
Pipelines5 questions · ~45 min
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityErie Insurance Group
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3
Execution6 questions · ~54 min
Resolve Conflicting Stakeholder PrioritiesMedium

Explain how you align stakeholders with competing priorities, make trade-offs explicit, and keep execution on track.

Trade-offsRisk AssessmentScope ManagementErie Insurance Group
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4
Metrics5 questions · ~45 min
Measure Marketing Campaign SuccessEasy

Define campaign success using business KPIs, funnel conversion, acquisition cost, and leading indicators tied to outcomes.

Funnel AnalysisKPIsLeading IndicatorsErie Insurance Group
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5
Product Sense5 questions · ~45 min
Align Product With User NeedsMedium

A framework for connecting user needs to business goals, then making product decisions with clear trade-offs and measurable outcomes.

User NeedsValue PropositionProduct VisionErie Insurance Group
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6
System Design3 questions · ~27 min
Design Feature Drift Monitoring SystemHard

Design a production ranking system with robust feature drift monitoring across batch and real-time features at high QPS.

Feature StoreFeature DriftModel ServingErie Insurance Group
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7
More topics21 questions · ~190 min
Depreciation Impact on StatementsMedium

Trace a $10 depreciation increase through net income, cash flow, PP&E, retained earnings, and the balance sheet.

Accounting FundamentalsFinancial StatementsdepreciationErie Insurance Group
Cleaning Data for Dashboard TablesMedium

Explain how to use SQL data wrangling, joins, CTEs, CASE logic, and date handling to turn messy source data into dashboard-ready tables.

JoinsData WranglingAggregationsErie Insurance Group
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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
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
Python or R Analysis LibrariesMedium
Practice
Practice drill

Count unique respondents by Python or R library and return the most commonly used libraries first.

analytics toolsData ManipulationData WranglingOklahoma City Thunder
Dashboard Design for User SegmentsMedium
Practice
Practice drill

Measure dashboard adoption by Johns Hopkins user segment using joins, aggregation, and reporting-period filters.

User NeedsJoinsData WranglingThe Johns Hopkins University
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.