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Voleon Software Engineer Interview Questions

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

50questions
~9htotal time
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1
CodingStart here. 33 questions · ~360 min
Linked List ReversalEasy
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Reverse a singly linked list in-place using iterative pointer manipulation.

RecursionLinked ListsArraysVoleon
Intersect Two Sorted ArraysEasy
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Find unique values shared by two sorted arrays using a linear two-pointer scan.

ArraysTwo PointersVoleon
Backend for Simplified RegexHard
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Compile a simplified regular expression into an NFA and determine whether it matches an entire Voleon signal string.

RecursionStackStringsVoleon
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2
Pipelines4 questions · ~44 min
Fault Tolerance in Data PipelinesHard
Recently asked

Approach for building fault tolerance into a distributed data pipeline, including retries, idempotency, and recovery controls.

InfrastructureIdempotencyQualityVoleon
Real-Time Trading Data ProcessingHard
Recently asked

Tests your system design skills for low-latency pipelines in a trading environment.

InfrastructureStream ProcessingOrchestrationVoleon
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3
Execution3 questions · ~33 min
Low-Level Trading Desk SystemHard
Recently asked

Tests your understanding of system components, interfaces, and performance constraints in trading.

Trade-offsRisk AssessmentScope ManagementVoleon
High-Level Multi-Team Trading PlatformHard
Recently asked

Tests your ability to design scalable platform architecture with team enablement and governance.

Trade-offsRoadmappingRisk AssessmentVoleon
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4
Behavioral & Leadership9 questions · ~98 min
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5
More topics1 question · ~11 min
Stock Order Book MatchingHard

Assesses system design thinking for order matching logic and transaction pairing.

Voleon
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