👉 MSIE (Microsoft Subsystem for Internet Explorer) engineering refers to the technical implementation and development of the Microsoft Internet Explorer browser's underlying components, particularly focusing on its integration with Windows operating systems. It encompasses the creation and maintenance of the browser's rendering engine, JavaScript engine, web content security features, and other critical subsystems that enable Internet Explorer to function seamlessly within the Windows ecosystem. Engineers working on MSIE engineering are responsible for optimizing performance, ensuring compatibility with various Windows versions and hardware configurations, and addressing security vulnerabilities. They also collaborate closely with Microsoft's broader engineering teams to incorporate updates and enhancements that improve browser functionality, user experience, and security, while maintaining compatibility with evolving web standards and technologies.