Hello, I read your requirement and I would like to work on your project. I'm MERN Stack developer, with 4 years of experience in NodeJS, ExpressJS, MongoDB, and ReactJS, So I have a good grasp on MongoDB/Mongoose and about creating APIs and send JSON responses, and I know how to modify data.
But I want to know more about your project so lets get in touch.
My portfolio: https://www.freelancer.com/u/AhmedElselly
My regards, Ahmed Elselly