
Speed Optimization for a Shopify-Based Beauty Brand
Moxie Beauty is a modern D2C brand in the haircare space, known for its clean product lines and a vibrant online presence. Built on Shopify, their storefront was designed to reflect the brand's premium positioning and offer a seamless shopping experience to their growing customer base.




The Problem
Despite having a well-designed UI, the website suffered from major performance issues like slow page loads, delayed image rendering, and long wait times before users could interact with key elements.
These issues were rooted not in aesthetics, but in underlying technical inefficiencies like bloated scripts, render-blocking assets, and unoptimized media.
These performance bottlenecks directly impacted conversions.
Solution and tech behind the scenes
Comprehensive performance optimization across multiple technical areas
Smarter image and video loading
We ensured LCP images loaded instantly, while the rest only loaded when needed (lazy loading). Standard image tags were replaced with Shopify-optimized Liquid tags, and all media was compressed and resized for faster delivery on mobile and desktop.
Cleaning up unnecessary code (CSS)
Each page had styles (CSS) it didn't actually use, which slowed things down. We removed irrelevant CSS, prioritized the important ones to load first, and delayed the rest until users interacted. We also moved inline code into proper external files for better efficiency.
Reorganizing JavaScript for speed
Too many scripts were loading all at once. We removed duplicates, separated brand scripts from third-party apps, and loaded files in a staged way i.e., first what's visible, then what comes next, and finally things that can wait. This made the site respond faster.
Fixing render-blocking files
Some CSS and JavaScript files were preventing the rest of the page from appearing quickly. We reworked how these files load using defer/async techniques so the page could render faster without delays.
Removing jQuery for a lighter site
jQuery, an older JavaScript library, was used heavily on the homepage. We replaced it entirely with modern vanilla JavaScript without breaking any functionality, reducing the load time and modernizing the tech stack.
Other performance enhancements
- Replaced a bulky third-party slider with a custom lightweight version on collection pages.
- Audited and removed duplicated CSS/JS calls.
- Fixed a blog template conflict that was affecting styles.


Impact
Client PoC
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