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Updated weekly · Last refresh Aug 30

Caris Life Sciences Data Analyst Interview Questions

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

16questions
~2htotal time
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1
PipelinesStart here. 4 questions · ~32 min
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityCaris Life Sciences
Optimize Slow Spark ETL PipelineHard

Redesign a slow Databricks Spark ETL pipeline to cut runtime from 3 hours to under 60 minutes without breaking data quality or SLAs.

Caris Life Sciences
Large-Scale Data Pipeline ChallengesMedium

Discuss the main pipeline challenges that appear as data volume, velocity, and system complexity grow.

InfrastructureQualityCaris Life Sciences
Genomic Data Pipeline DesignHard

Tests your ability to design reliable, scalable pipelines for precision medicine data workflows.

ETLOrchestrationData ModelingCaris Life Sciences
2
SQL & Data Manipulation3 questions + 3 drills · ~54 min
Writing a SQL QueryMedium

Tests practical SQL skills for retrieving and filtering data accurately.

JoinsGroup ByAggregationsCaris Life Sciences
Handling Missing DataEasy

Tests practical data cleaning decisions and impact on downstream analysis quality.

Data WranglingCase WhenAggregationsCaris Life Sciences
Data Capture and Auditing ToolsMedium

Assesses your practical experience ensuring reliable data capture and auditability for analytics.

data managementsoftware toolsCaris Life Sciences
Top Diagnoses by MonthMedium
Practice
Practice drill

Rank the top three monthly diagnoses by distinct patient count using joins, aggregation, date truncation, and ROW_NUMBER.

Window FunctionsDate FunctionsRankingCaris Life Sciences
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
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

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3
Behavioral & Leadership9 questions · ~72 min
Troubleshooting a High-Stakes Data IssueMedium

Tests ownership in diagnosing a data issue, communicating clearly under pressure, and driving a durable fix with measurable impact.

CommunicationOwnershipDealing With AmbiguityCaris Life Sciences
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The finish line: interview-readyComplete all 16 questions plus 3 hands-on drills to finish this plan.