Recently Asked Interview Questions
Questions reported in real interviews within the last 30 days, freshest first. Refreshed daily.
Compute daily active users and a 7-day rolling average using a CTE, distinct counts, and window functions.
Meta
Acumen
CorningMerge CRM orders with GA events via an identity map to build a customer-level view using joins, window functions, and monthly rollups.
ArtefactRank the top 3 completed rides per vehicle per day using joins, a CTE, and ROW_NUMBER.
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Design telemetry and monitoring for a production ML pipeline to catch latency, failures, and data quality issues early.
Speechify
Facebook
AsappDetermine sample size and power for a customer survey or experiment, including MDE, guardrails, and a disciplined decision rule.
McDonald's
Dropbox
ChenegaDescribe a time you aligned multiple teams around a customer-critical initiative and drove execution through strong cross-functional collaboration.
Bank Of America Merrill Lynch
Genesco
Age of LearningExplain what overfitting is, how to detect it, and the main techniques used to improve generalization.
Swiss Re
Alphatec SpineExplain what statistical significance means and why it matters when interpreting experimental or analytical results.
Software Technology
Siemens Healthineers
Cushman & WakefieldDefine a success metric for a new feature that captures real user value, not just raw usage.
VSolvit
Celestar
Interclypse