Fuel Pump POS System Development

I need a skilled developer to create a Point of Sale (POS) system specifically for a fuel pump. The primary functionality required is transaction processing.

Key Requirements:
- Secure and efficient transaction processing
- User-friendly interface
- Integration with existing systems if necessary

Ideal Skills and Experience:
- Proven experience in developing POS systems
- Strong background in transaction processing
- Familiarity with security protocols and user interface design
- Ability to deliver within a month

Please include your relevant experience in your application.