E-commerce Web App Development

I'm looking for an experienced developer to create a web application for an e-commerce platform focused on trading.

Key Requirements:
-Python language
- real time data analysis
-API development

Ideal Skills and Experience:
- Proven experience in developing python applications
- Strong understanding of UX/UI design principles
- Expertise in backend technologies and database management
- Familiarity with security protocols and payment integrations
- Ability to work within budget and timeline constraints

Please provide a portfolio showcasing similar projects.