Display method: Web front-end development mainly focuses on the parts visible to users. Back-end development mainly deals with modules such as logical functions, which are invisible to users.

Knowledge structure: The knowledge involved in Web front-end development mainly includes Html, CSS, JavaScript, Android development, iOS development, various small program development technologies, etc. Web front-end code mainly runs on the client: back-end development takes Java as an example, and mainly uses Struts, sprispring, mvc, HibernateHttp protocol, Servlet, Tomcat server and other technologies. Different languages ??are usually selected according to business scenarios. Web back-end code mainly runs on the server side (a computer room server, etc.).

Job responsibilities: The job responsibilities of a Web front-end engineer mainly include the following three parts: Web front-end development: PC-side development tasks. Mobile development: including Android development, iOS development and various small program development. Big data presentation end development: It is mainly based on the existing platform to complete the presentation of the final analysis results. There are usually a variety of presentation methods, such as large-screen display, etc.

The main responsibilities of back-end engineers are also concentrated in three parts: Platform design: mainly building back-end support service containers. Interface design: Mainly for corresponding functional interface design for different industries. Usually a platform has multiple sets of interfaces, just like a satellite navigation platform has two sets of civilian and military interfaces. Functional implementation: Complete specific business logic implementation.