A Deferred Shading developer is responsible for implementing a rendering technique called deferred shading in computer graphics, often used in game development. They separate the rendering process into two stages. The first stage involves collecting data on geometry, lighting conditions, and textures, storing them in a buffer known as the G-buffer. In the second stage, this data is used to calculate the final pixel colors. This approach allows for efficient handling of complex scenes with numerous light sources. The developer needs to have a deep understanding of computer graphics, shader programming, and performance optimization techniques.