Build and manage multi-platform ad strategies across Meta, TikTok, and Google. Define full-funnel campaign structures, targeting, budgets, and audience segmentation. Manage daily performance in Meta Business Suite, TikTok Ads Manager, and Google Ads. Monitor KPIs like ROAS, CAC, CPL, CVR, CTR, and adjust campaigns in real time. Ensure proper attribution and data tracking across pixels, CAPI, and GA4. Partner with design team to launch static and video creative variants. Lead structured A/B testing cycles for creative performance improvement. Deliver weekly reports on channel and product performance, highlighting wins and learnings. Analyze data to identify optimization and scaling opportunities.