Web GIS Portal Development

I need a skilled web GIS developer to create and publish a portal primarily for displaying interactive UAV and polygon maps. The site should also include a functionality for user-defined area analysis.

Key Responsibilities:
- Develop a user-friendly web GIS portal
- Integrate interactive UAV and polygon maps
- Implement a user-defined area analysis tool

Ideal Skills:
- Strong background in web GIS development
- Proficient in creating interactive map interfaces
- Experienced in implementing complex GIS functionalities