SMPP Server Setup & SMS Gateway Customization

I need an expert to install and customize an SMPP server and integrate SMS gateways for Android device routing.

Essential tasks include:
- Install SMPP server
- Customize SMS gateway routing for Android
- Connect SMPP to various SMS gateways

Ideal skills and experience:
- Experience with SMPP and SMS gateways
- Familiarity with Android routing
- Strong system integration skills

Please provide your prior experience and approach.