Headless Shopify Migration for EZ Bombs
Mikhail Arden
Client: EZ Bombs
Tech Stack: Next.js • Shopify Storefront API • Pack Digital CMS
Scope: Full migration from a traditional Shopify theme to headless, plus a mobile-first redesign, performance optimization, and conversion-rate enhancement.
Challenges & Goals
Monolithic Theme Limitations
Slow release cycles for content updates
Limited flexibility to tailor experiences per channel
Performance Bottlenecks
Initial LCP (Largest Contentful Paint): ~3.5 s
High mobile bounce rate (> 65%)
CRO Opportunity
Sub-optimal mobile UX
Inconsistent storytelling and CTAs
Business Objectives
Reduce page load times by ≥ 50%
Increase mobile conversion rate by ≥ 30%
Empower marketing to publish promotions in minutes
Solution Architecture
Layer Technology / Technique
Presentation Next.js (SSR & ISR)
Content Pack Digital headless CMS (GraphQL)
Commerce Shopify Storefront API
Design System Tailwind CSS, responsive, mobile-first components
CRO Toolkit Optimizely A/B testing; Hotjar heatmaps & session replay
Headless Migration
Replaced Liquid theme with Next.js front-end
Decoupled content blocks into CMS-driven React components
Mobile-First Redesign
Stacked galleries, full-width CTAs, thumb-reachable “Add to Cart”
Sticky bottom bar on product pages
Performance Optimization
Image Optimization: Next.js Image component with on-the-fly resizing
Code Splitting & Prefetching: Inline critical assets; lazy-load non-critical
Caching & ISR: 5-minute revalidation for fresh content
Key Features & CRO Tactics
Dynamic Promotions
CMS-editable BOGO and free-ship banners, personalized per user segment
Step-By-Step Recipe Guides
Collapsible “How to Cook” section keeps main product detail above the fold
Social Proof Modules
Real-time UGC carousel with embedded TikTok feed
A/B Tested Variations
Button color & microcopy tests → +22% click-through
One-click Add to Cart → −18% cart abandonment
Results & Impact
6-Month ROI Baseline 3.8× +280%
Performance Wins: LCP under 2 s boosted SEO rankings and organic traffic by 18%.
Conversion Gains: 33% uplift on mobile drove ~$150 K incremental revenue over six months.
Operational Efficiency: Enabled 10 new campaigns in first month; marketing now independent of engineering.
Technical & Design Highlights
Component-Driven UI: Reusable React/Tailwind modules for consistency and rapid rollout
Progressive Hydration: Hydrate critical interactive parts first, defer non-essential scripts
Accessibility & UX: WCAG-compliant contrast, semantic HTML, keyboard-accessible accordions
Analytics Integration: GA4 full-funnel tracking; Shopify Conversion API for offline attribution
Takeaways & Next Steps
Scalability: Headless setup supports new channels (PWA, in-store kiosks) with minimal rework
Continuous Improvement: Roadmap includes AI-driven recommendations, loyalty integrations, subscription upsells
Portfolio Impact: Demonstrates expertise in headless Shopify, Next.js performance tuning, and data-driven CRO—ideal for brands seeking high-impact e-commerce solutions.
Ready to elevate your storefront?
Let’s build fast, flexible, and conversion-optimized experiences that scale.
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Posted Jul 14, 2025
A full-scale migration from a legacy Shopify theme to a Next.js headless storefront powered by Pack Digital CMS and Shopify’s Storefront API.
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Timeline
Dec 23, 2024 - Feb 10, 2025
