I am looking for a skilled developer to build an Android and iOS application for my smartphone covers e-commerce brands. The application should have the following features and requirements:

Features:

- Payment gateway integration

- Invoice generation

- Inventory management

- Customer reviews

Design:

- I have a general idea of the design, but I am open to suggestions and creative input from the developer.

Sales volume:

- I plan to sell more than 500 smartphone covers through the e-commerce platform.

Ideal skills and experience:

- Experience in developing e-commerce application for both Android and iOS platforms

- Proficiency in integrating payment gateways and generating invoices

- Strong knowledge of inventory management systems

- Experience in implementing customer review features in e-commerce platforms

If you have the required skills and experience, please submit your proposal with relevant examples of your previous work.