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Top 12
Prep plan
Updated weekly · Last refresh Nov 6
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Dematic Software Engineer Interview Questions

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

12questions
~2htotal time
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1
Technical FundamentalsStart here. 4 questions · ~32 min
Deadlock in C++ and PreventionHard

Evaluates concurrency knowledge and deadlock avoidance strategies.

c++deadlockconcurrencyDDematic
Polymorphism in Coding ProjectsMedium

Tests grasp of polymorphism and practical application in software projects.

Codingobject-oriented programmingDDematic
Singleton Pattern and When to Use ItMedium

Assesses understanding of design patterns and appropriate usage.

software designdesign patternsDDematic
Call by Reference vs Value in CMedium

Assesses understanding of parameter passing semantics in C.

memory managementDDematic
2
Behavioral & Leadership6 questions · ~48 min
Handling Team ConflictsEasy

Tests conflict resolution, communication, accountability, and collaborative problem solving within a software engineering team.

Conflict Resolutionbehavioral interviewteamworkDDematic
Five-Year Growth PlanEasy

Tests career direction, self-awareness, and whether the candidate has a concrete, ownership-driven plan for growth.

self assessmentcareer growthmotivationDDematic
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3
More topics2 questions · ~16 min
Clustered vs Non-Clustered IndexesMedium

Explain how clustered and non-clustered indexes differ in storage, lookup behavior, and query performance.

JoinsData WranglingDDematic
Conveyor Control System DesignHard

Evaluates control systems design, fault isolation, and troubleshooting without explicit alarms.

AutomationTroubleshootingDDematic

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Optimize a Slow SQL QueryHard
Practice
Practice drill

Rewrite a slow PostgreSQL loan payment query to reduce scanned rows while preserving the required aggregated results.

database optimizationJoinsData WranglingBiz2CreditAmeripriseEEltro Cyberchrome Private
Inner Join vs Outer JoinEasy
Practice
Practice drill

Demonstrate how INNER JOIN and FULL OUTER JOIN handle matching and unmatched rows.

JoinsData Wranglingnull valuesRocketNeenOpaleBay
Data Integrity in AnalysesMedium
Practice
Practice drill

Audit claims for missing members, invalid amounts, and payment totals that exceed billed amounts.

JoinsData Wranglingdata validationHealthfirst (New York)PhysicsXBBritvic Soft Drinks
The finish line: interview-readyComplete all 12 questions plus 3 hands-on drills to finish this plan.