Cross-Platform Social Networking App Development

I need a mobile application developed for both iOS and Android platforms. The primary purpose of this application is social networking.

Key Requirements:
- User registration and profile creation
- Friend/follow system
- News feed with posts, likes, and comments
- Direct messaging feature
- Photo and video sharing capabilities
- Search functionality for users and content
- Notifications for user interactions
- Privacy settings for user profiles

Ideal Skills and Experience:
- Proven experience in developing mobile applications, especially social networking apps
- Strong knowledge of both iOS and Android development
- Proficiency in backend development to manage user data and interactions
- Familiarity with UI/UX design principles to ensure a user-friendly interface
- Experience with integrating secure authentication methods
- Ability to implement and manage databases for real-time data access

Please provide your portfolio and any relevant experience. Looking forward to your bids!