PerformanceLighthouseCore Web VitalsSpeed Optimization
Extreme Speed Optimisation
Lighthouse 90+ Performance
Petwoop.comMarch 2026
Challenge
The Shopify store was loading slowly due to unoptimized third-party scripts, oversized images, render-blocking resources, and poor CLS scores. This was directly impacting conversion rates and SEO rankings.
Solution
Conducted a comprehensive performance audit. Implemented advanced lazy loading for all below-the-fold images, deferred non-critical JavaScript, subsetted web fonts, optimized CLS shifts, and configured edge caching. The result: Lighthouse 90+ across all metrics.
Key Results
1.2s
LCP Time
0.8s
Speed Index
Overview
Addressing the silent conversion killer: load times. By implementing advanced lazy loading, deferring non-critical JavaScript, subsetting fonts, and optimizing CLS shifts, the storefront achieved instantaneous perceived performance on 3G networks.