Campaign Monitor is a global technology company that provides an email marketing platform.
Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
Magento is an open-source ecommerce platform written in PHP.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.