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Prep plan
Updated weekly · Last refresh Oct 17

Quantexa Software Engineer Interview Questions

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

32questions
~5htotal time
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1
System DesignStart here. 5 questions · ~48 min
Design a Fault-Tolerant Web ML StackMedium

Design an ML-backed web application that stays available through dependency failures, model issues, and traffic spikes.

InfrastructureModel ServingQualityQuantexa
Batch Processing Architecture ImprovementsHard

Design a reliable ML-serving architecture that accepts, schedules, executes, and monitors batch inference requests.

Batch Processingml inferenceModel ServingQuantexa
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2
Coding3 questions · ~29 min
Programming Logic AssessmentMedium
Practice

Find the longest substring with no repeated characters using a sliding window and hash map.

coding challengeArraysAlgorithmsQuantexa
Max Profit From Stock PricesMedium
Practice

Compute maximum profit from one stock purchase and later sale using a single-pass minimum-price scan.

algorithmic thinkingArraysefficiencyQuantexa
Referential Transparency and IOHard
Practice

Implement a deterministic command interpreter that keeps computation pure and represents IO as explicit input and output values.

Codingclean codeabstractionQuantexa

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3
Execution9 questions · ~86 min
Reduce Too Many CMS BlocksHard

Create an execution plan to reduce CMS block duplication while preserving required website flexibility and content team productivity.

Backlog Managementcomponent reusePlanningQuantexa
Functional vs ImperativeEasy

Tests your fundamentals of programming paradigms and when each style is appropriate.

Quantexa
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4
Behavioral & Leadership14 questions · ~134 min
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5
More topics1 question · ~10 min
Kafka Cluster ProvisioningHard

Explain Kafka topics and partitions, then develop a method for sizing partitions, brokers, storage, replication, and capacity headroom.

Infrastructurekafkadata pipelinesQuantexa
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