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Updated weekly · Last refresh Aug 30

Clearwater Analytics (CWAN) Data Analyst Interview Questions

The questions to prepare for a Clearwater Analytics (CWAN) Data Analyst interview. Questions from real interview reports rank first. Updated weekly.

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1
SQL & Data ManipulationStart here. 10 questions + 2 drills · ~103 min
Top Customers by Net SalesMedium
Practice

Compute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.

SubqueriesJoinsData WranglingClearwater Analytics (CWAN)
Handling Missing DataHard

Tests data quality handling and correct treatment of missingness.

Window FunctionsData WranglingCTEsClearwater Analytics (CWAN)
SQL Experience and ExamplesEasy

Tests your practical SQL experience and ability to apply it to real data tasks.

JoinsData WranglingAggregationsClearwater Analytics (CWAN)
Unify CRM and Google Analytics ViewHard
Practice
Practice drill

Merge CRM orders with GA events via an identity map to build a customer-level view using joins, window functions, and monthly rollups.

SubqueriesJoinsData WranglingArtefact
Top Daily Rides by VehicleMedium
Practice
Practice drill

Rank the top 3 completed rides per vehicle per day using joins, a CTE, and ROW_NUMBER.

Window FunctionsJoinsData WranglingWaymo
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2
Metrics3 questions · ~25 min
Core KPIs for Financial AnalystsEasy

Choose the most important financial KPIs, balancing current performance, future signals, and a clear KPI hierarchy.

KPIsLeading IndicatorsDiagnosisClearwater Analytics (CWAN)
Anomaly Case Study ApproachMedium

Tests your structured analytical approach to anomaly detection and investigation.

Leading IndicatorsDiagnosisClearwater Analytics (CWAN)
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3
Behavioral & Leadership25 questions · ~207 min
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4
More topics3 questions · ~25 min
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityClearwater Analytics (CWAN)
Design a Stakeholder DashboardMedium

Tests your dashboard design thinking, stakeholder needs assessment, and metric selection.

Feature PrioritizationUser NeedsValue PropositionClearwater Analytics (CWAN)
Improve a Data-Driven ProcessMedium

Tests your problem framing, measurement strategy, and data-driven decision making.

Feature PrioritizationUser NeedsValue PropositionClearwater Analytics (CWAN)
The finish line: interview-readyComplete all 41 questions plus 2 hands-on drills to finish this plan.