Facebook Interview Questions
The questions to prepare for Facebook interviews, across all roles. Questions from real interview reports rank first. Updated weekly.
Use CTEs, joins, and aggregations to measure user drop-off across a multi-step signup funnel.
FacebookUse Kadane's algorithm to find the contiguous subarray with the largest sum in linear time.
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How to judge whether a model is ready for production using core evaluation metrics and threshold choice.
FacebookDefine campaign success using business KPIs, funnel conversion, acquisition cost, and leading indicators tied to outcomes.
FacebookA framework for deciding which features should ship first when building a new product.
FacebookDescribe how you improved a process or system by aligning stakeholders, defining success, and managing execution risks.
FacebookEvaluate when a pipeline should use stream processing versus scheduled batch based on latency, cost, complexity, and data quality needs.
FacebookExplain how a primary metric differs from a guardrail metric and how both are used in A/B test decisions.
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