Cross-Platform Document Management Software

I am in need of a proficient software developer to create a document management software that is compatible with both Windows and MacOS.

Key Requirements:
- Compatibility: The software should work seamlessly on both Windows and MacOS operating systems.
- Cloud Integration: The software should integrate with cloud storage.
- User Access Control: The software must include basic level user access control (view, edit, delete).

Ideal Skills:
- Proficient in software development for Windows and MacOS.
- Experience with cloud storage integrations.
- Prior work on document management systems.
- Strong understanding of user access control.

Please submit your proposal with relevant experience and approach to this project.

Attached is a detailed description of the software we require.

To avoid wasting each others time please read and study the description first before quoting.

Please quote precisely and from price . We will not entertain anyone who quotes a low figure just so they can negotiate a much higher figure. Please quote one exact figure as all details required on the software are in the details we have attached.