Mobile App Planning & Architecture

I'm seeking an experienced planner and system architect to develop a comprehensive blueprint for a new mobile app targeting both iOS and Android platforms.

Key Responsibilities:
- Define app structure and components
- Choose appropriate technologies and frameworks
- Create a basic technical outline

Ideal Skills and Experience:
- Strong background in mobile app development
- Expertise in system architecture
- Familiarity with both iOS and Android ecosystems
- Ability to create clear, actionable technical outlines

Please provide examples of similar work done.