Headless Shopify Hydrogen Storefront

About the project

A bootstrapped US-based D2C consumer brand came to us with a Shopify Liquid storefront that could not keep pace with its catalog growth. Page load times were driving up bounce rates and suppressing conversion. We rebuilt the storefront as a headless Shopify Hydrogen app with React and Vite, keeping the existing Shopify backend and all order data intact. LCP dropped from 4.2s to 1.5s, Lighthouse performance reached 94, and the brand went live in ten weeks without a single order disruption. This ecommerce development case study shows what a focused replatform delivers.

Background

The client had grown its product range to several hundred SKUs across multiple collections. Each collection page loaded a Liquid theme with inline JavaScript for filtering and sorting, and every product image was served at full resolution with no responsive handling. Chrome UX Report data showed Core Web Vitals failures across the majority of product pages. The team wanted to ship rich editorial content alongside product listings, which the existing theme made impractical without heavy customisation that slowed the site further.

Build your headless storefront with Alpina Tech
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We replatform D2C brands onto Shopify Hydrogen without order disruption or catalog downtime.

What we built

A complete ecommerce development case study covering the headless storefront, image pipeline, editorial content layer, and zero-downtime cutover.

Hydrogen storefront Icon

Hydrogen storefront

The entire product catalog, collection pages, cart, and checkout flow moved to Shopify Hydrogen with React server components. Streaming SSR kept Time to First Byte under 200ms on a cold request from US-based edge nodes.

Responsive image pipeline Icon

Responsive image pipeline

Every product and lifestyle image served through the Shopify CDN with srcset, WebP/AVIF conversion, and explicit width and height attributes. Cumulative Layout Shift fell to near zero across collection pages after this single change.

Metaobject content layer Icon

Metaobject content layer

Editorial landing pages, promotional banners, and collection hero blocks are managed through Shopify metaobjects. The content team ships new campaign pages without a code deploy, cutting average time-to-publish from days to under an hour.

Zero-downtime cutover Icon

Zero-downtime cutover

We ran the new Hydrogen storefront on a staging domain, replicated all URL redirects, and smoke-tested the full checkout flow before DNS cutover. The brand switched live during off-peak hours with no order failures and no customer-visible downtime.

Takeaway

This ecommerce development case study shows that a headless Shopify Hydrogen build is not a lift-and-shift. The gains come from attacking the root causes: blocking JavaScript in the render path, unoptimised images, and a content workflow that requires a code deploy for every editorial change. When those three problems are solved together, Core Web Vitals move materially and the content team gains autonomy. We bring the same structured approach to any D2C or mid-market brand that has outgrown its theme-based storefront.

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Web conferencing details provided upon confirmation.

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