Creating an VPN APP IOS / ANDROID

I am in need of a developer to create a VPN app for both iOS and Android platforms. The app should have advanced security features to ensure the protection of user data. The following are the specific requirements for the project:

Platform Compatibility:
- The VPN app should be compatible with both iOS and Android devices.

Specific Features:
- The client has requested specific features to be included in the VPN app.

Security Level:
- The client requires advanced security measures to be implemented in the VPN app.

Ideal Skills and Experience:
- Experience in developing VPN apps for both iOS and Android platforms.
- Strong understanding of advanced security protocols and encryption technologies.
- Ability to incorporate specific features as requested by the client.

Please provide examples of previous VPN app development projects and relevant experience when submitting a proposal for this project.