As an experienced full-stack web developer with a keen focus on WordPress, I have encountered and resolved numerous similar issues throughout my career. With a deep understanding of PHP and HTML, I can confidently delve into your codebase to examine the Caldera Forms set up as well as the email delivery configuration. Importantly, I have ample experience in troubleshooting and rectifying SMTP-related problems that could cause emails to go astray.
Moreover, having worked with Ionos 1&1 hosting previously, I am well-acquainted with its quirks and can adapt my approach accordingly. I understand the urgency of your situation since even a minor hiccup in communication with your visitors can severely impact business. My commitment to solving technical issues efficiently and effectively positions me as the right freelancer for the job.
Beyond delivering a quick fix for your issue, my goal extends to implementing actions to ensure long-term reliability for your form submissions. It involves conducting comprehensive diagnostic tests, providing a thorough documentation of findings and recommendations, and actively following up post-resolution to ensure everything remains in order. This comprehensive approach is what sets me apart from similar freelancers and guarantees you a reliable end product. I look forward to working with you to swiftly resolve this problem and ensure uninterrupted, effective communication with your site's visitors.