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Updated weekly · Last refresh Aug 30

LinQuest Software Engineer Interview Questions

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

31questions
~5htotal time
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1
CodingStart here. 9 questions · ~79 min
Linked List ReversalEasy
Practice

Reverse a singly linked list in-place using iterative pointer manipulation.

RecursionLinked ListsArraysLinQuest
Programming Languages and RationaleEasy

Tests your technical fit and your ability to justify language choices based on constraints.

MathArraysStringsLinQuest
Time and Space ComplexityMedium

Tests your understanding of algorithm efficiency and how it impacts real systems.

ArraysSearchingSortingLinQuest
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2
Behavioral & Leadership17 questions · ~149 min
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3
More topics5 questions · ~44 min
Database Technology Trade-OffsMedium

Tests your ability to choose appropriate storage and query technologies with clear reasoning.

JoinsData WranglingAggregationsLinQuest
Scalable Satellite Data SystemHard

Tests your ability to design data systems for mission-scale workloads with clear database trade-offs.

Feature StoreRetrievalModel ServingLinQuest
Real-Time Data Processing DesignHard

Tests real-time architecture skills, throughput/latency tradeoffs, and reliability for Robert Bosch data flows.

InfrastructureStream ProcessingOrchestrationLinQuest
Systems Engineering ExperienceMedium

Assesses your ability to think across requirements, architecture, and integration.

technical knowledgeLinQuest
Scalable Software System FactorsHard

Tests your understanding of scalability drivers like throughput, latency, reliability, and maintainability.

Feature StoreRetrievalModel ServingLinQuest

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Top Customers by Net SalesMedium
Practice
Practice drill

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

SubqueriesJoinsData WranglingGain DigitalTCSZest AI
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
Monthly Campaign Performance SummaryEasy
Practice
Practice drill

Aggregate January 2024 campaign data by channel using GROUP BY, filtering, and ordering by total clicks.

JoinsData WranglingAggregationsDNVEversanaDiscord
The finish line: interview-readyComplete all 31 questions plus 3 hands-on drills to finish this plan.