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Updated weekly · Last refresh Oct 17

Natera Software Engineer Interview Questions

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

50questions
~8htotal time
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1
CodingStart here. 10 questions · ~95 min
FizzBuzz ConditionsEasy
Practice

Generate FizzBuzz output by applying divisibility rules in a single pass.

CodingBasic AlgorithmsAlgorithmsNatera
Coding: String ManipulationHard
Practice

Reverse each whitespace-delimited word while ordering uppercase letters in descending order.

CodingArray ManipulationAlgorithmsNatera
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2
System Design6 questions · ~57 min
Design a Rate LimiterHard

Design a distributed rate limiter that prevents API traffic from exceeding a configured QPS limit.

high-frequency requestsdistributed systemsapi gatewayNatera
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3
SQL & Data Manipulation9 questions + 3 drills · ~115 min
Zero-Downtime PostgreSQL Schema MigrationsHard

Explain how to run PostgreSQL schema migrations without downtime while preserving compatibility, integrity, and performance.

schema migrationsdatabase managementproduction environmentNatera
Understanding ACID Properties in DatabasesMedium

Explain the ACID properties of database transactions and their importance.

Natera
SQL Join for Mutation FrequenciesMedium
Practice
Practice drill

Join patient and test data to find mutations within a target frequency range across multiple clinical cohorts.

Joinsdata validationAggregationsNatera
Top Billing Providers QueryMedium
Practice
Practice drill

Write a query to find the top three highest-billing insurance providers for a specific diagnostic test over the last quarter at Natera. Use the Panorama t...

Date FunctionsJoinsRankingNatera
Funnel Drop-off SQL QueryMedium
Practice
Practice drill

Use date-based joins and aggregation to find monthly active landing-page users who did not complete registration.

SubqueriesDate FunctionsJoinsNatera
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4
Technical Fundamentals6 questions · ~57 min
Java, Spring, and Hibernate ConceptsMedium

Tests depth of Java ecosystem knowledge and object-oriented fundamentals.

javaNatera
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5
Execution4 questions · ~38 min
API Rate Limiter DesignHard

Tests distributed systems thinking, reliability, and abuse prevention mechanisms.

Launch PlanningTrade-offsRisk AssessmentNatera
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6
Behavioral & Leadership14 questions · ~133 min
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7
More topics1 question · ~9 min
Web Crawler Backend Respecting Robots.txtHard

Tests backend architecture, crawling constraints, and scalable pipeline design.

InfrastructureAutomationQualityNatera
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.