GTMAnalytics InfrastructureData EngineeringE-commerce
Project Overview
While simultaneously launching multiple new brands including Barunfarm, Godchoice, and Welsave, building a data collection environment to accurately track ad performance across all channels was essential. We established an analytics framework to unify fragmented traffic sources and objectively assess cross-channel attribution for data-driven decision-making.
The Challenge
- Zero Data: GTM and pixel setup were completely absent at brand launch, making user behavior and conversion tracking impossible (0 conversions recorded)
- Technical Tracking Issues: Excessive use of Cafe24 and iframes caused data loss and conversion measurement overrides
- No Analytics Framework: Manual channel performance measurement made accurate marketing ROI calculation impossible with insufficient budget allocation evidence
Strategy / Solution
- GTM/GA4 Standard Taxonomy Design: Standardized common conversion actions (consultation requests, purchases, form submissions) across brands into unified events for cross-channel data management.
- iFrame Tracking Integration: Prevented data loss in iframe environments and secured tracking accuracy.
"Marketing begins with accurate measurement, and ensuring data integrity through iframe tracking integration is the most powerful foundation for performance optimization."
Execution
- Tech Stack: GTM, GA4, Pixel, HTML/CSS/JS, PHP
- Team: Self-led (planning, design, and development executed independently)
- Timeline: Sequential infrastructure setup and QA aligned with each brand's launch schedule
Results
| Metric | Before | After | Change |
|---|---|---|---|
| Google Ads Tracking (Welsave) | 0 | 5,096 visits | Data Visibility Achieved |
| Meta Ads Tracking (Welsave) | 0 | 3,866 visits | Data Visibility Achieved |
| Tracking Accuracy (iFrame) | Unmeasurable | Precision tracking active | 99% Reliability |
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