AI-Powered Area Calculation App

I need an AI application that calculates square metres for cladding and roofing directly from architectural plans. The app should be compatible with Android and Web platforms.

Key requirements:
- Input formats: PDF and CAD
- Features:
- Automatic area calculation
- Manual area input
- Reporting and export options

Ideal skills and experience:
- Proficiency in AI and area calculation algorithms
- Experience in developing cross-platform applications
- Familiarity with handling PDF and CAD file formats
- Strong reporting and data export capabilities