Flutter App & Website Feature Enhancement

I'm looking for an experienced Flutter developer to add new features to my current mobile app and website.

Mobile App Enhancements:
- Push notifications
- Admin features

Website Enhancements:
- User management
- Analytics

Ideal Skills and Experience:
- Proficiency in Flutter
- Experience with mobile app and website development
- Strong background in implementing user management systems and analytics
- Familiarity with push notifications and admin feature integration

Please provide examples of similar work done and estimated completion time.