
Semul-Analytics
Advanced Web Analytics and GA4 Expert, Data Tracking, Server Side Specialist
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FB Conversion API & GA4 Server Tracking
Freelancing Career • Freelance
Jun 2026 - Jun 2026 • 0 mos
Working as a lead Web Analytics and Server-Side Tracking Specialist. I architect and implement robust end-to-end data tracking infrastructures for international e-commerce stores to combat data loss caused by iOS 14+ privacy updates and browser cookie restrictions. Key Responsibilities & Achievements: Configured advanced Facebook Conversion API (CAPI) and Google Analytics 4 (GA4) setups using server-side Google Tag Manager (GTM). Resolved complex pixel duplication, event deduplication, and signal quality errors to achieve excellent Event Match Quality. Implemented first-party cookie extensions and secure user-data tracking parameters (hashed emails, phones, and postcodes). Effectively helped business clients lower ad acquisition costs, bypass ad-blockers, and significantly improve their active ROAS through 100% accurate attribution.