Add a tag within a Wordpress contact form to sync with MailChimp to start automatic emails via the automation journey

I am looking for a freelancer who can add a tag within my Contact Form 7 in Wordpress to sync with my MailChimp account. I already have an API key and the goal of the email automation journey is to trigger emails to be sent to this contact.

Ideal Skills and Experience:
- Experience with Wordpress and Contact Form 7 plugin
- Expertise in MailChimp and API integration
- Knowledge of email automation and journey mapping
- Ability to troubleshoot and problem-solve any technical issues that may arise during the integration process.