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Updated weekly · Last refresh Aug 30

Closer Consulting Software Engineer Interview Questions

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

12questions
~2htotal time
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1
Behavioral & LeadershipStart here. 9 questions · ~72 min
NET Core and Framework ExperienceMedium

Tests depth of backend development experience across .NET platforms and practical tradeoffs.

experienceCloser Consulting
Why Closer ConsultingEasy

Tests motivation and fit with Closer Consulting’s mission to challenge complexity through R&D.

company fitinterestmotivationCloser Consulting
Learning New Tools Under PressureMedium

Tests adaptability and learning approach when facing unfamiliar tech in delivery.

learning agilityadaptabilitytechnical experienceCloser Consulting
Growth and Training ExpectationsEasy

Tests motivation for continuous learning and alignment with Closer Consulting’s R&D culture.

Closer Consulting
Multidisciplinary Team ExperienceMedium

Tests collaboration, communication, and how you align with diverse roles in R&D projects.

teamworkcollaborationCloser Consulting
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2
More topics3 questions · ~24 min
Distributed Cache and MessagingMedium

Tests knowledge of caching and messaging patterns for low-latency, scalable systems.

Closer Consulting
Optimizing SQL and API PerformanceMedium

Tests performance engineering skills across database queries and API behavior.

Closer Consulting
Managing NuGet Dependencies in ProductionMedium

Tests dependency governance, versioning strategy, and risk management for production releases.

DependenciesproductionCloser Consulting

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Average Sales Per MonthEasy
Practice
Practice drill

Calculate Closer Consulting's average sale amount for each calendar month using date grouping and AVG.

Data Manipulationsql queryCloser Consulting
Top 5 Products by RevenueEasy
Practice
Practice drill

Rank Closer Consulting products by completed sales revenue using a CTE, aggregation, and an INNER JOIN.

sql queryCloser Consulting
Second Highest Trader SalaryEasy
Practice
Practice drill

Find the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.

SubqueriesRankingSortingeClinicalWorksInformaticaSpectraforce Technologies
The finish line: interview-readyComplete all 12 questions plus 3 hands-on drills to finish this plan.