The term backend refers to code on a server or serverlessThe term 'serverless' is used to define a segment of cloud computing. Even though there are servers involved, you do... functions that run in the background. A user does not interact with it directly.
Users use the frontendWhen talking about software, generally, the term frontend refers to any interface that allows a user to interact with a... interface to manipulate data which is then entered into the system and processed by the backend. Here, the backend system is generally an APIAn API is an Application Programming Interface. APIs are used to allow systems to retrieve data from other systems. It... or a long running service or some other program that has no interface.