Real-time Paper Trading Platform Development

I'm looking for a skilled developer to create a paper trading platform for forex and cfds , crypto and metals using an open source system that offers real-time data integration.

Key Functionalities:
- Real-time trading simulation
- Historical data analysis
- User account management

Ideal Skills:
- Proficiency in building trading platforms
- Strong experience with open source systems supporting real-time data
- Knowledge in Forex and CFD trading
- Ability to create user-friendly interfaces