Top 30
Prep plan
Updated weekly · Last refresh Aug 30

WEX Data Analyst Interview Questions

The questions to prepare for a WEX Data Analyst interview. Questions from real interview reports rank first. Updated weekly.

30questions
~4htotal time
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1
SQL & Data ManipulationStart here. 13 questions + 3 drills · ~134 min
Explaining Visualization Tool ExperienceEasy

Explain how you use SQL analysis to build dashboards, choose visuals, and communicate insights to stakeholders.

ToolsData WranglingWEX
Handle Incomplete or Inconsistent DataEasy

Explain how to assess and clean incomplete or inconsistent data before analysis.

Data WranglingCase WhenQualityWEX
Build a KPI DashboardMedium

Evaluates your end-to-end dashboard design and KPI implementation approach.

data visualizationdashboard designWEX
Optimize a Slow SQL QueryMedium

Tests your performance troubleshooting skills for dv01-scale reporting queries.

JoinsData WranglingCTEsWEX
Clean and Validate DataMedium

Assesses your data quality methods and validation rigor.

data cleaningdata validationdata integrityWEX
Validate Analytical ModelsMedium

Assesses your model validation techniques and accuracy safeguards.

analytical skillsdata accuracymodel validationWEX
SQL Rolling Transaction AverageMedium
Practice
Practice drill

Calculate 30-day rolling average transaction volume for WEX Fleet One accounts using aggregation and window functions.

Data ManipulationWEX
SQL Join With Matching and Non-MatchingMedium
Practice
Practice drill

Use a FULL OUTER JOIN and CASE expression to identify matched and unmatched OneTrust QA test cases and executions.

JoinsData WranglingCase WhenHealth CatalystGoodwill Industries Of TulsaOneTrust
Optimize Dashboard Revenue Join QueryHard
Practice
Practice drill

Optimize a multi-join dashboard query using CTEs and window functions to reduce repeated work.

JoinsData WranglingCTEsApptio
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2
Behavioral & Leadership17 questions · ~136 min
Cross-Functional Collaboration Under DeadlineEasy

Tests teamwork, communication, stakeholder management, and ownership in delivering a shared outcome with others.

CommunicationLeadershipOwnershipWEX
Why WEX and Your TeamEasy

Assesses your motivation and alignment with WEX and the team’s goals.

cultural alignmentcompany fitmotivationWEX
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The finish line: interview-readyComplete all 30 questions plus 3 hands-on drills to finish this plan.