Cross-Platform B2B Inventory Management App

I'm looking for a developer to create a B2B application focused on Inventory Management. The app should function across all platforms, including iOS, Android, Windows, and Mac.

Key Requirements:
- Design and develop a user-friendly, efficient, and robust Inventory Management application.
- Incorporate real-time tracking feature into the application.

Ideal Skills:
- Proficiency in cross-platform application development.
- Experience in creating B2B software.
- Strong understanding and experience in Inventory Management systems.
- Excellent UI/UX design skills.

I have added the pdf for the required functionality
Please provide examples of similar projects you have completed in your proposal.