Headless Shopify Storefront for Faster Mobile Performance and Custom UX
A brand wanted a premium storefront experience that exceeded theme limitations. We built a headless Shopify storefront with a modern frontend, improved performance, and custom merchandising patterns while keeping Shopify as the backend for catalog and operations.
Confidential engagement. NDA available upon request.
<1.2s
LCP
36%
Mobile Conversion Lift
50%
Faster Campaign Pages
12
Weeks to Launch
About the Client
Industry
Ecommerce
Company Size
25 to 60 employees
Background
A brand with strong creative requirements and frequent content updates. They needed a faster mobile experience and custom UX beyond theme constraints.
Why Headless Was Needed
Theme constraints
Certain UX patterns and merchandising layouts were difficult to implement cleanly in a traditional theme.
Mobile performance issues
Paid traffic performance required faster page rendering and better asset handling.
Campaign velocity
Marketing needed flexible templates and rapid iteration for launches.
Operational continuity
The solution had to keep Shopify as the system of record for catalog and orders.
The Mission
Deliver a headless storefront that improves mobile speed and conversion while enabling custom UX patterns and fast merchandising updates.
How We Approached It
01. Architecture and templates
Week 1 to 3- Front end architecture and routing plan
- Template and component library design
- CMS or content workflow definition
- Performance budget and monitoring plan
02. Build and integration
Week 4 to 10- Headless storefront build and Shopify integration
- Merchandising patterns and landing templates
- Performance optimization and caching
- Analytics and conversion tracking
03. Launch
Week 11 to 12- Staged rollout and monitoring
- SEO verification and redirects
- Checkout and operational validation
- Post launch tuning
Vulnerabilities Discovered
0
CRITICAL
2
HIGH
2
MEDIUM
0
LOW
Content workflow gaps
Marketing required a safer way to publish campaigns without developer involvement for every change.
Marketing required a safer way to publish campaigns without developer involvement for every change.
Performance budget not enforced
Scripts and images needed strict rules to prevent regressions over time.
Scripts and images needed strict rules to prevent regressions over time.
SEO template consistency
Metadata and canonical patterns needed to be standardized across templates.
Metadata and canonical patterns needed to be standardized across templates.
Operational edge cases
Discounts, shipping rules, and returns required scenario based testing across flows.
Discounts, shipping rules, and returns required scenario based testing across flows.
How We Fixed It
Headless storefront build
Built a modern frontend with fast rendering and reusable templates for campaigns.
Performance guardrails
Implemented asset and script rules with monitoring to prevent regressions.
SEO and operational validation
Standardized metadata, verified redirects, and tested checkout scenarios thoroughly.
Measurable Outcomes
The storefront improved mobile performance and conversion while enabling a premium UX that the brand could iterate on quickly.
<1.2s
LCP
36%
Mobile Conversion Lift
50%
Faster Campaign Pages
20%
Lower Bounce Rate
Want to share this with your team or leadership?
Sharing a URL with your co-founder, CTO, or board does not always land the way it should. A polished PDF tells the same story in a format people actually open, read, and forward in Slack.
Download this case study as a branded PDF complete with key metrics, methodology, and outcomes and drop it straight into your next internal review, due diligence pack, or vendor evaluation deck.
Instant download · No sign-up required