iOS Live Streaming App Enhancement

I need an iOS developer to upgrade my existing live streaming application.

Key Requirements:
- Improve the live streaming functionality by adding in-app notifications.
- Alerts needed for:
- New live stream starts
- User comments on the stream
- System updates or maintenance

Ideal Skills and Experience:
- Proficiency in iOS development
- Experience with live streaming applications
- Knowledge of implementing in-app notifications
- Strong problem-solving skills

Please provide examples of similar work done.