WhatsApp Business Automation Setup

I'm looking for a comprehensive setup of a WhatsApp Business account for my company. The project involves several key tasks:

1. **Account and Number Setup**:
- Create a WhatsApp Business account for my company.
- Acquire a new number from Meta for this account.

2. **API Integration**:
- Develop APIs to send messages from the new number using predefined templates.
- Message templates will include:
- Text with images
- Text with buttons or links

3. **Chatbox Development**:
- Create a chatbox interface for managing multiple incoming and outgoing chats.
- Functionalities in the chatbox should include:
- Read receipts
- Typing indicators
- The interface should allow for sharing files, similar to WhatsApp Web.

4. **Cloud Storage**:
- Save all chats and files on AWS S3.

Ideal Skills and Experience:
- Experience with WhatsApp Business API
- Proficiency in cloud services, particularly AWS S3
- Strong background in developing chat applications or similar interfaces
- Familiarity with message templating and API integration