Cross-Platform Investment Advisory App

I'm looking for an experienced mobile app developer to create a comprehensive investment advisory app for both iOS and Android platforms.

The app should include:
- Portfolio tracking
- Investment recommendations
- Market news
- Portfolio simulations and stress testing
- Suggestions for optimal bank accounts
- Real-time updates on global financial markets (e.g., S&P)

Ideal candidates will have:
- Proven experience in developing finance-related mobile applications
- Strong understanding of investment and financial markets
- Expertise in real-time data integration
- Proficiency in both iOS and Android development
- Excellent UI/UX design skills

Please provide a portfolio showcasing similar projects.