Top 27
Prep plan
Updated weekly · Last refresh Oct 17

Natera Data Engineer Interview Questions

The questions to prepare for a Natera Data Engineer interview. Questions from real interview reports rank first. Updated daily.

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1
CodingStart here. 5 questions · ~46 min
Merge Two Sorted Linked ListsEasy
Practice

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

RecursionLinked ListsSortingNatera
Data Manipulation Problem SolvingMedium

Tests your problem-solving skills and ability to reason through data manipulation tasks.

Hash TablesArraysSortingNatera
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2
Pipelines12 questions · ~111 min
Optimize a Pipeline BottleneckMedium

Explain how you identified and fixed a bottleneck in a data pipeline while preserving correctness and operational visibility.

data processingperformancebottleneck optimizationNatera
Secure DevOps Data PipelinesMedium

Approach for embedding security controls into data pipeline delivery, orchestration, and operations.

InfrastructureOrchestrationQualityNatera
Debugging Production Data PipelinesMedium

A structured approach to debugging production data pipelines, with focus on orchestration, data quality, idempotency, and safe backfills.

InfrastructureToolsQualityNatera
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3
Behavioral & Leadership7 questions · ~65 min
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4
More topics3 questions · ~28 min
SQL Churn and Window FunctionsHard
Practice

Calculate monthly Natera user churn percentages using date logic, conditional aggregation, and a CTE.

sqlNatera
API Design for Internal ToolsMedium

Tests your API design tradeoffs around usability, reliability, and maintainability.

Stakeholder ManagementCommunicationOwnershipNatera
SQL Grouping, HAVING, and DedupingMedium

Assesses ability to write correct SQL with grouping, window functions, and deduplication logic.

Window FunctionssqlNatera

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Hands-on SQL practiceWrite and run real queries in the editor. 2 drills · ~20 min
The finish line: interview-readyComplete all 27 questions plus 2 hands-on drills to finish this plan.