Magento is based on overbloated and outdated Zend framework and it is well known coding nightmare to develop custom payment processing extensions with it. When

Magento is based on overbloated and outdated Zend framework and it is well known coding nightmare to develop custom payment processing extensions with it. When eBay purchased Magento it became de-facto no-go for enterprises as an ecommerce platform of choice. Shopify looked interesting but after receiving bunch of canned marketing emails and zero replies on our support requests - it became obvious that we cannot rely on it.