Bulk WhatsApp Messaging Solution

I'm in need of a bulk messaging solution for my marketing and promotional campaigns. Sending these messages via web-based platform is preferred. I'm looking for a service that allows for fully customizable messages for each recipient. The most important aspect of this project is ensuring that my personal WhatsApp number isn't banned.

Key Requirements:
- Web-based platform for bulk WhatsApp messaging
- Fully customizable messages for each recipient
- Ensuring no ban on my personal WhatsApp number

Ideal Skills and Experience:
- Proficiency in WhatsApp API
- Familiarity with bulk messaging best practices
- Previous experience in protecting sender's phone number
- Understanding of marketing and promotional messaging techniques.