A Cross Compiling developer develops software that is capable of creating executable code for a platform different than the one the compiler is running on. They write and debug code, ensuring it can operate across various systems. This involves understanding different computer architectures, operating systems, and sometimes even different programming languages. They manage libraries and build systems for cross-compiling, often dealing with issues related to linking and portability. Their goal is to ensure that software performs optimally on the intended platform, even when it was built on a completely different one. They often work on operating systems, embedded systems, or game development.