Qubbos: custom checkout and a faster store

Delivery and installation options at checkout based on postcode and product, built on Shopify metaobjects, plus a faster storefront for a Spanish appliance store.

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Page Speed Checkout UI Custom Apps Shopify Plus
Qubbos Shopify storefront, Appliances

What is Qubbos?

Qubbos is a Spanish online store for home appliances and electronics. They sell everything from fridges and washing machines to small kitchen appliances.

What needed solving

There were two things to solve:

1. Complex Service Logic

The store needed to show the right delivery and installation options depending on several things:

  • ZIP code-based delivery zones with different service availability
  • Product-specific installation requirements (e.g., fridges, ovens, washing machines)
  • Variable pricing for installation services by product type
  • Delivery restrictions for certain items (stair access, removal services)
  • Dynamic delivery times based on warehouse proximity (2-4 days vs 4-10 days)
Qubbos service logic diagram: installation and delivery rules per postcode and product type, driven by metaobjects
Qubbos service logic diagram: installation and delivery rules per postcode and product type, driven by metaobjects

To solve it I built a system on Shopify metaobjects that holds the postcode data and the service rules. The customer automatically sees only the service options that apply, both at checkout and on the product page.

Services Purchase Flow

2. Performance Issues

The site was slow. I went through the whole site, optimized image loading, bundled the most important CSS, moved less important scripts to the end of the load (so the visible parts show up sooner) and removed apps that were not used.

Qubbos PageSpeed Insights scores before and after performance optimization: lazy-loaded images, bundled CSS and deferred third-party scripts
Qubbos PageSpeed Insights scores before and after performance optimization: lazy-loaded images, bundled CSS and deferred third-party scripts

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