Social Networking Web App Development

I need a skilled developer to create a web-based social networking application. The app should include:

- User Profiles: Customizable profiles with photos, bios, and interests.
- Messaging System: Real-time chat and message exchange.
- Activity Feed: Updates on friends' activities, posts, and more.

Ideal Skills and Experience:
- Experience in developing scalable web applications.
- Proficiency in front-end and back-end technologies.
- Strong understanding of social networking dynamics.
- Ability to implement real-time messaging features.

Looking for someone who can deliver a user-friendly and engaging platform. Please provide examples of similar work done.