Desktop PBL OS Development on Windows

I'm looking for an experienced developer who can create a Project-Based Learning (PBL) Operating System for Desktop computers. This OS should be designed for general use, not specifically tailored for gaming or development.

Key Requirements:
- The foundation of the OS should be Windows.
- The OS should support general usage tasks such as browsing, document editing, multimedia consumption etc.
- The developer should have a comprehensive understanding of desktop OS architecture and Windows OS specifics.

Ideal Skills:
- Extensive experience with Windows OS development
- Knowledge in creating user-friendly, general-use operating systems
- Understanding of general desktop OS architecture