Loading...
Loading...
Understand data operations responsibilities, SQL, metric governance, anomaly diagnosis, experiments, work samples, interview preparation, and entry paths.
Download a runnable PostgreSQL synthetic dataset and practice activation, funnels, cohorts, channel conversion, repeat purchase, and anomaly analysis across three tables.
Understand internet operations through user goals, daily responsibilities, and concrete deliverables across content, user, product, data, and growth roles.
A practical anomaly investigation workflow covering metric validation, data freshness, baselines, decomposition, root-cause evidence, SQL, alerts, and postmortems.
A copyable metric dictionary covering numerator, denominator, windows, identity, sources, owners, versions, quality checks, and dashboard contracts.