Front-end development is used for designing the part of a website that a user sees. need a front-end developer who will turn designs created by a designer into a functional, aesthetically pleasing user interface. Front-end web developers use php, CSS, and JavaScript to design web pages.
A back-end web developer is responsible for server-side web application logic and integration of the work front-end developers do. Back-end developers are usually write the web services and APIs used by front-end developers and mobile application developers.
Your job as a business development manager is to identify sales leads, pitch goods or services to new clients and maintain a good working relationship with new contacts.