Hi there..
I'm personal freelancer and interesting help you to create Contact Form with single and multiple file upload feature that sends to email.. and currently I'm ready and can do this immediately..
I am capable to do the work for you.. cause I've quite a long experience (15+ years) with full stack web development in PHP, Bootstrap, jQuery, API, and also Database Architecture using MySQL, MSSQL, and PostgreSQL.
I'm looking forward to discuss and collaborating with you!
Thank you
Vincent