E-commerce Web Application Development

I'm seeking an experienced software developer to create a robust e-commerce web application. The platform should be user-friendly, secure, and scalable to accommodate a growing user base.

Key Requirements:
- Intuitive user interface and seamless navigation
- Secure payment gateway integration
- User account management
- Product catalog with advanced search and filter options
- Mobile-responsive design
- Admin dashboard for order and inventory management

Ideal Skills and Experience:
- Proven experience in web application development, particularly in the e-commerce sector
- Strong knowledge of security protocols and payment integrations
- Proficiency in front-end and back-end technologies
- Experience with database management
- Ability to work within budget and meet deadlines

Please provide a portfolio of similar projects. Looking forward to your proposals!