Add Features In Existing Contact forms

I have an existing bootstrap join us form, contact form and newsletter subscription form. I need to integrate as follows: Features 1. Repeat Submission Prevention 2. AJAX enabled (No page reloads, all requests through AJAX) 3. Can send email with SMTP (settings included) 4. CC and BCC settings included in Documentation 5. SMS notification alert (Using twilio) Only form Joins Form 6. Mailchimp Subscription Integration form included 7. Get the IP of the sender inside the email body 8. Anti Spam (simple Math Captcha) 9. HTML email Template included 10. Send Confirmation email to Sender Features included 11. Security vulnerabilities checked (Sanitized Data) 12. Validate International phone format 13. PHP 7+ program 14. Required field jQuery validation 15. Popup Alert for Validation errors and Success Submit