Viber Interview Questions
The questions to prepare for Viber interviews, across all roles. Questions from real interview reports rank first. Updated daily.
Reverse a string in Python using character traversal and return the reversed result.
ViberAggregate daily app events to report total events and distinct active users for a date range.
ViberAggregate monthly sales by product category and use LAG to calculate month-over-month changes.
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Benjamin MooreRank Pinners by promoted Pin engagement and return the top 10% using aggregation and window functions.
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Investigate a 15% engagement decline by decomposing the metric, isolating root causes, and proposing actions.
ViberA practical approach for tracking industry trends, competitor moves, and market changes in a way that informs strategy decisions.
ViberDescribe how you handled a disagreement with an engineer or safety expert when the decision involved delivery pressure and safety tradeoffs.
ViberExplain a practical approach to user research in the design process, from understanding user needs to turning findings into design decisions.
ViberApproach for maintaining data quality and integrity across ETL pipelines.
ViberExplain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.
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