Portfolio Management Investment Banking App

I'm looking for a talented developer or team to create a comprehensive Investment banking portfolio management application. This should be compatible with iOS, Android, and Web platforms.

Key Features:
- Auction As A Service: The main feature of this app. Knowledge and experience in implementing auction systems in a mobile and web application is a plus (fintech)
- Real-time Updates: The app should provide real-time updates on portfolio performance.
- Performance Analytics: The application needs to have the capability to analyze performance over time.
- Custom Alerts: Users should be able to set their own alerts for specific events or thresholds.

Ideal Skills:
- Proficient in mobile and web application development, specifically for iOS and Android.
- Prior experience in creating finance or investment banking related applications.
- Knowledge in implementing auction systems in applications.
- Familiarity with creating real-time data update features.
- Capable of developing performance analytics tools within the app.
- Experienced in setting up customizable user alert systems.