i can do it easily, cause i have multiple react native apps and one of them is on google play store, and i have a big experience with maps, social apps, so i have many projects with react native, and also i make an app like you want exactly, so i think i am the best for this job.
I can start immediately at any time, and i can send you my cv i also have experience with java script and html and css and i also have an experience with mysql database and other about the backend.