Fintech Mobile App Upgrade

I need a talented mobile app senior full stack developer for Golang for backend e and Fluter for frontend to improve my existing fintech app.

Key Responsibilities:
- Enhance the current user interface
- Add new features to the app

Ideal Skills and Experience:
- Proven experience in mobile app development, particularly in the fintech sector
- Strong UI/UX design skills
- Experience in adding new features to existing apps
- Understanding of the latest fintech trends and technologies