Flutter Developer Needed for Payment Integration

I am looking for a seasoned Flutter developer with a deep understanding of integrating local payment gateways into Flutter applications. The task involves editing the existing source code of my app to incorporate the Flutterwave payment gateway.

Key Requirements:
- Edit source code to integrate Flutterwave as the local payment gateway.
- Ensure the integration allows the app to collect payments.
- Restrict the payment gateway's accessibility to within the local country only.

Ideal Skills:
- Extensive experience with Flutter.
- Proven track record of payment gateway integration.
- Proficient in editing source code.
- Understanding of geolocation restrictions in app development.