Top 30
Prep plan
Updated weekly · Last refresh Oct 17

TRM Labs Software Engineer Interview Questions

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

30questions
~5htotal time
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1
CodingStart here. 9 questions · ~85 min
Palindrome Check FunctionEasy
Practice

Determine if a string reads the same forward and backward using a two-pointer scan.

StringsTwo PointersTRM Labs
Linked List ReversalEasy
Practice

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

RecursionLinked ListsArraysTRM Labs
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2
SQL & Data Manipulation3 questions + 3 drills · ~58 min
3
Behavioral & Leadership13 questions · ~122 min
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4
More topics5 questions · ~47 min
Real-Time Blockchain ProcessingHard

Tests system design skills for streaming blockchain data and near-real-time analysis at TRM Labs.

InfrastructureFeature StoreTRM Labs
Fixing a Performance BottleneckMedium

Tests troubleshooting methodology using profiling, measurement, and targeted fixes.

Trade-offsRisk AssessmentTRM Labs
Designing for High AvailabilityMedium

Tests your understanding of resilience patterns, failure modes, and operational readiness.

InfrastructureNetworkingSecurityTRM Labs
Blockchain Data Modeling Under ConstraintsHard

Evaluates your ability to model blockchain data for efficient querying under real constraints at TRM Labs.

Data ModelingTRM Labs
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The finish line: interview-readyComplete all 30 questions plus 3 hands-on drills to finish this plan.