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Updated weekly · Last refresh Aug 30

Viber Engineering Manager Interview Questions

The questions to prepare for a Viber Engineering Manager interview. Questions from real interview reports rank first. Updated weekly.

50questions
~7htotal time
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1
CodingStart here. 6 questions · ~51 min
Linked List ReversalEasy
Practice

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

RecursionLinked ListsArraysViber
Detect Cycles in GraphsMedium

Explain how to detect cycles in directed and undirected graphs using DFS, recursion state, and parent tracking.

RecursionSearchingGraphsViber
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2
Execution24 questions · ~203 min
Prioritize Across Multiple ProjectsEasy

Explain how you prioritize work across multiple operational projects with competing deadlines, impact, and stakeholder pressure.

RoadmappingScope ManagementPrioritizationViber
Prioritize Debt vs Feature DeliveryMedium

Explain how you would balance technical debt work against new feature delivery without losing roadmap credibility or increasing risk.

Trade-offsRoadmappingPrioritizationViber
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3
Strategy3 questions · ~25 min
Staying Current on Industry TrendsEasy

A practical approach for tracking industry trends, competitor moves, and market changes in a way that informs strategy decisions.

EstimationCompetitive AnalysisGrowth StrategyViber
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4
Behavioral & Leadership14 questions · ~118 min
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5
More topics3 questions · ~25 min
Foster Creativity in Product TeamsEasy

Approach for creating the conditions, inputs, and product processes that lead to stronger ideas.

Feature PrioritizationProduct VisionViber
Investigate User Engagement DeclineMedium

Investigate a 15% engagement decline by decomposing the metric, isolating root causes, and proposing actions.

RetentionDiagnosisEngagement MetricsViber
Walk Through Your System ArchitectureMedium

Tests your ability to explain trade-offs, components, and operational considerations clearly.

ML RankingFeature StoreRecommendation SystemsViber
The finish line: interview-readyComplete all 50 questions to finish this plan.