E-commerce Site UX Overhaul

I need my existing e-commerce website redesigned to improve user experience, with an immediate focus on enhancing navigation and layout.

Key Requirements:
- Simplify and optimize site navigation
- Redesign layout for a more intuitive user journey
- Ensure changes are implemented quickly
- Web site speed

Ideal Skills:
- Proven experience in UX/UI design for e-commerce sites
- Strong portfolio demonstrating improved navigation and layout
- Ability to work under tight deadlines