Cross-Platform E-commerce App with CAD Viewer

I'm looking for an experienced mobile app developer to create an e-commerce application for both iOS and Android platforms. The app's standout feature will be a CAD viewer, which allows users to view and interact with CAD files.

Key Requirements:
- Develop an intuitive and user-friendly e-commerce interface
- Implement a sophisticated CAD viewer integrated within the app
- Ensure the app is responsive and performs well on both platforms
- Incorporate standard e-commerce functionalities like product listings, shopping cart, and user reviews

Ideal Skills and Experience:
- Proven experience in developing cross-platform mobile applications
- Strong understanding of CAD file handling and visualization
- Expertise in UI/UX design for e-commerce platforms
- Proficient in both iOS and Android development

Please provide examples of previous work, especially any related to e-commerce or CAD applications.