Hi Mate,
I can help you to connect your Android app in VPN server which works remotely. I have exp in making this things in reality.
We are best team for best development we understand the professional things how to manage in minimum time to get success for our client that is main important and key factor.
We have also experience in Android & iOS app development, to work with Java, kotlin, Firebase integration, Google Map Integration, swift4, auto-layouts, UI/UX with pixel perfect design and functionality.
I am all time online when you have time ping me.
Thanks
Peter