College Trading App Clone

I'm looking for a skilled developer to create a clone of a trading app for my college project. The app should be available on iOS, Android, and Web platforms.

Key Features:
- Real-time market data
- Portfolio management
- Trade execution

Ideal skills and experience:
- Experience in developing trading apps
- Proficiency in mobile and web app development
- Strong understanding of real-time data integration

Please provide samples of similar work done.