What Is BACK-END?
In the client-server model, the back-end is the process on the server that stores, calculates and sends data to the client where it will be processed and presented to the client (front-end). In other words, the server provides the necessary data for the client to render them. This model is an abstract division of responsibility between presentation and processing layer of data.
DATABASE
Elasticsearch / MongoDB
TECHNOLOGIES
PHP / c# / node.js
SYSTEMS
CMS / LMS /CSS
