IllarionKoperski
CTOE-commerce
Chief Technology Officer of Vaan, a design and technology agency building e-commerce for brands, where he has spent nearly a decade leading the engineering side of Shopify Plus builds and migrations. An experienced system analyst, he works where storefront design meets hard infrastructure, on projects for clients such as Tiffany & Co, Stadium Goods and Moda Operandi, including a replatforming that lifted Stadium Goods' conversion by eighty percent. Based in Warsaw, he works remote-first and shares his code in the open on GitHub.























