Next.js & Firebase Social App

Note: The platform is ready only need help with the final part of the application.

I'm looking for an experienced software engineer to build a social media application using Next.js and Firebase. The app will primarily focus on content sharing, specifically images and videos.

Key requirements include:
- User authentication and profiles
- Secure and scalable image/video upload and sharing
- Real-time updates and notifications

Ideal skills and experience:
- Proficiency in Next.js and Firebase
- Strong background in building scalable social media platforms
- Experience with image and video processing and storage solutions
- Knowledge of real-time database technologies

Please provide examples of similar projects you've completed.