314,552 interview questions from 6,000+ companies.
Tests conflict resolution in a team setting, including communication, ownership, and the ability to preserve execution under pressure.
Use CTEs, joins, and date filtering to calculate 30-day retention by signup cohort from login and feature usage data.
Explain how to tune slow PostgreSQL queries on multi-million-row tables using indexes, execution plans, joins, and partitioning.
Tests analytical thinking, influence, and end-to-end impact on product decisions.
Tests product sense and ability to articulate user value drivers for Eloelo.
Tests data governance tradeoffs and execution judgment in analytics workflows.
Tests SQL join semantics and their impact on funnel accuracy and interpretation.
Tests product thinking and metric selection aligned to Eloelo goals and priorities.
Tests SQL for cohorting and retention calculations with correct date logic.
Tests performance troubleshooting, query optimization, and practical data engineering judgment.
Tests KPI design and measurement planning for a new Eloelo product capability.
Tests event modeling and SQL techniques for path analysis and user journey insights.
Tests SQL windowing and aggregation skills for user activity segmentation by location.
