NICCOS GmbH is a Shopify Plus agency based in Freiburg, Germany, specializing in enterprise migrations, custom development, and conversion optimization for 7- and 8-figure D2C and B2B brands in the DACH market.
With 150+ completed projects, we migrate merchants from Shopware, Magento, WooCommerce, and custom platforms to Shopify Plus — combining technical depth, strong UX/UI design, and a structured delivery process. Our focus is on long-term partnerships and measurable growth.
Core services: Platform migrations · Custom Shopify development · CRO & A/B testing · Third-party integrations (ERP, PIM, CRM, payments)