Next.js Data Layer & GTM Integration for Advanced Tracking

Developed a custom dataLayer for a Next.js website to enable advanced ecommerce tracking through GTM. Implemented JavaScript event tracking (view item, add to cart, checkout, purchase) integrated with GA4, Google Ads and Meta Pixel. Performance-optimized, modular code validated in GTM Debug Mode. Supports remarketing, conversion tracking and behaviour analytics.

• Next.js
• Google Tag Manager
• Google Analytics 4
• JavaScript