goML Interview Questions
The questions to prepare for goML interviews, across all roles. Questions from real interview reports rank first. Updated weekly.
Compute daily active users and a 7-day rolling average using a CTE, distinct counts, and window functions.
goMLAggregate monthly sales by product category and use LAG to calculate month-over-month changes.
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Benjamin MooreApproach for maintaining data quality and integrity across ETL pipelines.
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Identify major online experiment pitfalls and explain how they can bias results in a streaming product A/B test.
goMLBuild a classifier for a highly imbalanced dataset and choose training and evaluation methods that surface rare positives.
goMLExplain the four core OOP principles in Java with examples of classes, inheritance, abstraction, and polymorphism.
goMLTests your ability to assess whether model or business improvements are reliable using statistical methods.
goMLInvestigate why a key KPI moved the wrong way after a product change and separate signal from noise.
goMLTests your ability to validate clustering quality using label-free metrics and diagnostics.
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