Full stack developer - Build an app with chat and social feed functions.

We're building a mobile social app with a core chat feature. Full product details will be shared with the selected developer under NDA before work begins. Core requirements Chat functionality (real-time messaging, multiple users per chat) User identity/personal verification at signup Secure handling and encryption of user data Clean, scalable build using React Native, Node.js, and PostgreSQL Possible future scope (not committed yet) The project may, at a later stage, expand to include a social feed feature. This is not part of the initial build and should not be quoted on — flagging it so you're aware the scope could grow later. To apply Share 2–3 examples of apps you've built, ideally with chat or real-time features Confirm you're willing to sign an NDA before receiving full project details Provide your timeline based on the scope above