HubSpot and Mailgun Transactional Email Setup

We are looking for an experienced email deliverability and integration specialist to help us set up Mailgun for transactional emails. The project includes: * Setting up Mailgun with a dedicated transactional subdomain * Configuring SPF, DKIM, DMARC, tracking, and webhooks * Connecting HubSpot workflows or forms to Mailgun where needed * Setting up delivery, bounce, and failure tracking * Testing inbox placement and sender reputation * Providing documentation for the final setup We are looking for someone with proven experience in Mailgun, HubSpot, email APIs, DNS authentication, and transactional email deliverability. Please provide examples of similar projects and a brief explanation of your recommended approach.