Top 50 user retention Interview Questions
The most frequently asked user retention questions across all roles and companies, ranked by real interview frequency. Updated daily.
Calculate 7-day cohort retention and flag cohorts with a week-over-week relative decline greater than 10%.
Roblox
Superhuman
MicrosoftBuild monthly signup cohorts with CTEs and joins to calculate month 0-2 retention for a self-serve product.
Red Ventures
BILL
OpenAICalculate running 30-day retention cohorts by subscription tier using PostgreSQL window functions.
Autodesk
MetaMeasure monthly retention for a January Ancestry Family Tree cohort using CTEs and ROW_NUMBER().
Ancestry
Spring HealthFind Flipkart customers with no orders in the prior six months using a LEFT JOIN and date-filtered aggregation.
Flipkart
PNC Financial Services GroupCompute quarterly retention cohorts with conditional aggregation and cumulative window frames.
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Outline a strategy to improve platform retention by diagnosing churn drivers, accelerating adoption, and focusing on high-impact user cohorts.
Sonos
Shopee
KlaviyoInvestigate a sudden 15 percent decline in weekly active users for an enterprise analytics product and identify the root cause.
Robinhood
OracleBBoston Tech India