Dear, Client.
How are you?
I have checked your project requirement. I am senior full stack developer and plenty experience on mobile app development.
I have developed many social apps successfully, please check my profile and rate.
Here is my extra skills.
Frontend - Angular and React js, Vue js
Mobile - React Native, xamarine,
Backend - Node js, Python Django and Flask, Php Laravel and Codeigniter, RoR
Database - MongoDB, AmazonDynamoDB, GoogleDatastore, MySql etc.
Server - GCS, AWS, Digital Ocean Droplet etc
Looking forward to work with you and developing a long term business relationship.
Thanks for reading my words.