WhatsApp Chatbot for Product Sales

I'm looking for an experienced developer to create a WhatsApp chatbot specifically designed for selling physical products. The chatbot should be capable of handling order placement and tracking, as well as payment processing.

Key Requirements:
- The chatbot should be user-friendly and efficient.
- Must integrate secure payment processing.
- Should provide order placement and tracking functionalities.

Ideal Skills and Experience:
- Proficiency in chatbot development, particularly on WhatsApp.
- Experience with payment processing integration.
- Strong background in developing user-friendly interfaces.