Often Missing SkillsAdvanced SQL for large, messy marketing datasetsExperiment design and causal inference for A/B testsAttribution modeling (MMM, MTA) and ROI measurementBuilding self-serve dashboards (Tableau/Looker)Customer lifetime value (CLV) and cohort analysis
Development SuggestionsTake focused courses in SQL and experimentation (incl. GA4 and A/B testing). Build a portfolio using a public e‑commerce dataset: create a dashboard, run a mock test analysis, and present ROI/CLV findings.