Proof of Concepts

All Proof of Concepts are based on product detail pages, where I create a static before and after situation to get a fair comparison. Some of the Proof of Concepts are done as a (free) showcase or as part of a project or talk.

    • < 1 minute

    Tilebar - wholesale

    I drastically improved the perceived performance of this shop, by 57% on 4G to 91% on slow 3G, both on iPhone 7.

    • < 1 minute

    L'or Espresso - coffee

    Although not fixing layout shifts, the First Contentful Paint happens within 1.5 seconds instead of 7.0 seconds, tested on a mobile device, fast 3G internet from abroad (United States).