iOS Social Networking App Development

I'm looking for an experienced developer to create an iOS social networking mobile application.

Key requirements:
- User authentication (sign up, login)
- User profiles (photo,name)
- Friend connections (add, accept, remove)
- News feed (posts, likes, comments)
- Messaging system (private messages)

Ideal skills and experience:
- Proven experience in iOS app development
- Strong portfolio in social networking apps
- Expertise in UI/UX design for mobile
- Familiarity with backend technologies (Firebase, AWS)
- Knowledge of data privacy and security measures

Please provide examples of previous work, especially related to social networking platforms.