Front End Developers are responsible for managing the development of all front-end applications of all company's products.
Front end developer duties include determining the structure and design of web applications and pages, striking a balance between functional and aesthetic design, and ensuring web application is optimized for smartphones.
They are usually supported by back-end web developers, who are responsible for server-side application logic and integration of the work front-end developers do.
Responsibilities
Develop new user-facing features
Build reusable code and libraries for future use
Ensure the technical feasibility of UI / UX designs
Optimize application for maximum speed and scalability
Assure that all user input is validated before submitting to back-end
Collaborate with other team members and stakeholders.