Custom Email System Setup Needed

I'm seeking an experienced professional to build a custom email verification and marketing system, along with the necessary email infrastructure. While I prefer using Proton for the email service provider, the system should be robust enough to handle various types of email campaigns, including newsletters, promotional offers, and transactional emails.

Key Requirements:
- Set up a custom email verification system compatible with Proton
- Develop infrastructure to support newsletters, promotional offers, and transactional emails
- Ensure the system is scalable and secure
- Integrate with existing platforms as needed

Ideal Skills and Experience:
- Strong understanding of email infrastructure and verification systems
- Experience with Proton or similar email service providers
- Ability to create and manage complex email campaigns
- Proficiency in email marketing tools and best practices

I'm looking for someone who can deliver a reliable and efficient solution tailored to my needs. If you have the expertise, I'd love to hear from you!