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Prep plan
Updated weekly · Last refresh Oct 17

Drw Holdings Software Engineer Interview Questions

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

50questions
~9htotal time
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1
CodingStart here. 16 questions · ~163 min
Count Ones in 11^NMedium
Practice

Compute 11^N and count how many decimal digits in its exact representation are equal to 1.

CodingArraysAlgorithmsDrw Holdings
Sort Binary Array by Adjacent SwapsMedium
Practice

Sort a binary list in place using only adjacent swaps, preserving the required O(1) auxiliary space.

ArraysSortingArray ManipulationDrw Holdings
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2
Execution3 questions · ~31 min
Tell Me About YourselfEasy

Deliver a concise introduction that connects your experience, Solutions Architect strengths, and interest in the University of Cincinnati.

Success CriteriaExecutionRoadmappingDrw Holdings
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3
System Design9 questions · ~92 min
Design a URL Shortening ServiceHard

Design a URL shortening service that routes, ranks, and monitors links at scale.

Feature StoreModel ServingDrw Holdings
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4
Security & Infrastructure15 questions · ~153 min
Linux Trade Support TroubleshootingMedium

Evaluates practical infrastructure troubleshooting skills relevant to trading support workflows.

NetworkinglinuxTroubleshootingDrw Holdings
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5
Behavioral & Leadership4 questions · ~41 min
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6
More topics3 questions · ~31 min
Sliding Window and RotationsMedium

Assesses problem-solving approach using common array techniques like sliding windows.

Data StructuresDrw Holdings
Real-Time Data Processing DesignHard

Tests real-time pipeline design tradeoffs for low latency, correctness, and throughput in trading.

Stream ProcessingOrchestrationPipelinesDrw Holdings
Interface vs Abstract ClassMedium

Tests how interfaces and abstract classes differ in contracts, shared state, inheritance, and when to choose each.

CommunicationOwnershipKotlinDrw Holdings
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.