Hello, I am a computer engineer; I glad to do your job. I am an expert in Information Security, Web Security, Network Security, also web programming (PHP, ASP) , Programming (JAVA, jsp, C#, ..) , node.js, database(MySQL,MongoDB), web service etc...
you will get integration between two PHP scripts into one script and migrate the DBs from MySQL to MongoDB
I will give you the best work, due to my experts in PHP, MySQL, and MonogoDB
Only chat with me to discuss more details my offer is best to you with my experts and commitment... Waiting your acceptance to start working.. I am very interested in your project and wish to do it .. Best Regards