A UI Developer is the bridge between presentation layer and the backend layer, who understands both and creates a niche as the translational layer in between, so that both lives up to its full potential and are not compromised because of each other.
The task of a user experience designer is to design and create a software interfaces by prioritizing Users and business requirements over technology limitations and constraints. The UI developer, participates in the design process as a consultant on possibilities, takes the design that is created by the UX Designer as an input, understands it, knows enough to appreciate it, work through the constraints and execute the design vision into engineered reality.
Their role needs the following skills:
- A level of design and business understanding so as to not compromise on business goals and design intents.