A Cloud Infrastructure Developer designs, builds, and maintains systems and solutions using cloud technologies. They handle cloud environments such as public, private, and hybrid clouds, and platforms like AWS, Azure, and Google Cloud. They create and implement strategies for cloud-based deployments, manage cloud servers, and ensure the security and scalability of cloud architectures. They also oversee data migration to the cloud, troubleshoot issues, and optimize performance. Furthermore, they may work with other professionals to integrate cloud services into the broader IT architecture of a company. Their role is crucial for businesses to leverage the advantages of cloud computing.