We’ve been doing this for a long time, from the early days of PERL (very last century) to nowadays PHP, .Net and Ruby on Rails. It means we have a diverse skill set when it comes to backend programming and frontend development.
In terms of Content Manage Systems and apps, we therefore develop websites in WordPress, Craft, Orchard, .Net, Drupal, Squarespace, Shopify, Xamarin with .Net and Magento. We can give you well-informed advice which comes from a lot of experience working across platforms.