Transactional email on Laravel

I am looking for a developer who can help me set up transactional emails on Laravel. Specifically, I need emails for User Registration. It was working and then just stopped working I need someone to take a look at it:

- Strong proficiency in Laravel
- Experience with transactional emails
- HTML and CSS skills
- Ability to create responsive and mobile-friendly designs

If you have these skills and are interested in this project, please reach out to me with your experience and portfolio.