Area Calculator for Android

I'm looking for an Android developer to create a calculator that computes the area of various shapes and plots 2D diagrams based on line dimensions.

Key Features:
- Area calculation for an unlimited variety of shapes
- 2D plot drawing according to line dimensions
- Manual input method for shape dimensions
- Customization options for shape dimensions and properties
- Ability to save and load previous calculations
- Automatic unit conversion (e.g., metric to imperial)
- Real-time updates of area as dimensions are changed
- Generate detailed reports with measurements and plots

Ideal Skills:
- Proficient in Android development
- Strong understanding of geometry
- Experience with developing interactive applications

Please be prepared to provide examples of similar projects you've worked on.

The calculator should support standard geometric shapes such as squares, rectangles, circles, and triangles.