Business Proposal Enhancement - sitemaps, research , drafting, system architecture

I'm looking for a skilled business analyst or a technical content writer who can both research and draft improvements to an existing business proposal.

Key Requirements:
- Revise the following sections:
- Executive Summary
- Technical Requirements
- System Architecture Diagram
- Sitemaps
- Familiarity with:
- Android, Flutter, React
- Text tags like Node and databases
- System architecture and site maps

Ideal Skills and Experience:
- Strong background in business analysis or technical writing
- Experience with mobile and web technologies
- Ability to conduct thorough research and articulate complex ideas clearly

The current length of the business proposal, 60 pages