Fintech Platform Development

I'm seeking an experienced developer to create a fintech website and mobile app tailored for individual users. The primary feature will be peer-to-peer payment functionality.

Key Requirements:
- User-friendly interface for ease of navigation
- Secure payment processing system
- Robust backend to handle transactions
- Mobile app compatibility (iOS and Android)
- Integration with existing banking systems

Ideal Skills and Experience:
- Proven experience in fintech app development
- Strong knowledge of payment processing technologies
- Expertise in UI/UX design
- Familiarity with security protocols in financial applications
- Ability to deliver within budget constraints

Please provide examples of similar projects completed.