Kévin Mathis has extensive experience in web design and conversion rate optimization (CRO), currently serving as Leader CRO et Webdesigner at KIABI since September 2015. Responsibilities include overseeing A/B testing across multiple countries, developing roadmaps, and implementing CRO methodologies. Prior roles at KIABI involved managing e-commerce sites for regions including France, Russia, and Spain, focusing on commercial site animation. Kévin Mathis's background also includes experience as a front-end developer at S2Media, where banner designs for Lindt were created, and as a web designer/integrator at Référencemoi.com, specializing in integrating sites on PrestaShop and WordPress. Educational achievements include certifications in Google Analytics, CRO, UX design, and programming, along with a Bachelor’s degree in Advertising from HELHa.