When you're building an e-commerce site, speed matters. You can measure the increased conversion rate brought on by increasing the speed of your site. To achieve speed, our greatest tool is caching. This caused concerns when HSNG, the largest sports nutrion retailer in Northen Europe, wanted to personalize their content, as personalization is the great foe of caching.

In this case study Magnus Nordlander from Fervo and Patrik Wallin from HSNG will explain how HSNG uses Symfony, ESI and the eSales personalization platform in HSNG's Magento Enterprise store, to deliver personalized content in as little 40 ms.