Salesforce Data Scientist Interview Questions
The questions to prepare for a Salesforce Data Scientist interview. Questions from real interview reports rank first. Updated weekly.
Use CTEs, time-window joins, aggregation, and ROW_NUMBER to rank products viewed before a purchase within 24 hours.
SalesforceCalculate the longest consecutive login streak for each user using window functions and date manipulations.
Chime
ECSSalesforceCalculate a three-day moving average of active-client revenue using aggregation and SQL window functions.
AArete
MITRE
GlassdoorAnalyze the significance of the F1 score in a binary classification model for customer churn prediction, and propose improvements.
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Compute a one-proportion z-test and compare the p-value with a Bayesian posterior to show why p-values are not probabilities that H0 is true.
SalesforceExplain and apply the bias-variance tradeoff while building a house price regression model with controlled model complexity.
SalesforceDefine how to measure whether an AI feature improves engagement, repeat usage, and downstream product value.
SalesforceApproach for maintaining data quality and integrity across ETL pipelines.
SalesforceImprove a service bot with better intent classification, entity extraction, language model adaptation, and practical evaluation.
SalesforceEvaluates end-to-end design skills for a churn prediction feature in a production setting.
Salesforce