iOS VPN App Development..

I'm seeking an experienced iOS developer to create a VPN app. The app should include:

Core Features:
- Server selection
- Auto-connect
- Kill switch

User Authentication:
- Biometric authentication

Ideal skills and experience:
- Proven iOS development expertise
- Experience with VPN technologies
- Strong knowledge of biometric authentication integration
- Familiarity with security protocols and data privacy

Please provide relevant portfolio work. Looking forward to your bids!