AJAX Shopify Cart Drawer Integration
Adding products to cart drawer dynamically using AJAX.
fetch(\u0027/cart/add.js\u0027, { method: \u0027POST\u0027, body: formData })
.then(res => res.json())
.then(cart => updateCartDrawer(cart));Custom Shopify Theme
Modern Wall Arts US
Developed a custom Shopify storefront using Liquid and vanilla JS, solving checkout abandonment on massive product variant groupings through custom framing selection tools and AJAX drawers.
- Sector
- Custom Shopify Theme
- Timeline
- 10 months
- Role
- Lead Shopify Engineer
- Shopify
- Custom Shopify Themes
- Shopify Liquid
- Custom Framing Systems
- E-Commerce conversion
- JS
- 6-Figures
- E-Commerce Revenue
- +45%
- Cart Checkout Conversion
Sustained high-volume sales platform performance
Inline AJAX cart drawer boost
The problem
Managing massive product variant combinations (sizes, framing, custom designs) while maintaining immediate frontend response.
The solution
Engineered dynamic variant controllers using native Shopify Liquid and fast vanilla JavaScript logic.
Approach
How it was built.
01
Dynamic Variant Controller
Built bespoke JS modules resolving pricing and sizing options instantly without server callbacks.
02
Cart Performance Restructuring
Created high-performance inline cart drawers utilizing Shopify AJAX API to prevent page redirection.
Technical detail
The parts worth explaining.
What I took from it
- AJAX cart drawers dramatically improve conversion rates
- Vanilla JS variant controllers reduce library dependencies
Where it goes next
- Deploy virtual reality framing simulators
- Configure multi-tier customer pricing rules
Keep reading
Other systems I've shipped.
Got a problem shaped like this?
If something here looks like what you're facing, tell me about it. The first conversation is an architecture discussion, not a sales call.