Market Making Web App Development

I'm seeking an experienced developer to build a sophisticated web application for market making. The application should be user-friendly, efficient, and secure, supporting advanced trading functionalities.

Key requirements:
- Real-time market data display
- Customizable trading algorithms
- User authentication and security protocols
- Responsive design for various devices
- Comprehensive analytics and reporting tools

Ideal skills:
- Proficiency in web development (React, Node.js, etc.)
- Strong background in financial applications
- Experience with security protocols
- Knowledge of UX/UI design principles

Please provide samples of previous work in financial or trading applications.