builder
Data & Analytics
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SQL→
Analitik query, ETL, karmaşık aggregation.
Warehouse design→
Dim/fact, slowly changing dimensions, grain decisions.
Transformation (dbt)→
dbt model specs, tests, contracts, modular SQL.
Dashboards & metrics→
Metric definitions, default cuts, alarm thresholds.
Analysis briefs→
Cohort, funnel, retention — methodology before numbers.
Validation & quality→
Anomaly checks, schema drift, data quality alarms.
Cleanup & parsing→
CSV/JSON normalization, regex for log parsing.