App Asset Resizing and Bug Fixing

I need an mobile app developer (who can use flutter flow well) to resize assets and integrate payment methods for my app. The app has 5 main pages: Home, Learn, Courses, Community, and Marketplace.

Key tasks include:
- Resize assets for mobile phones and tablets
- Integrate UPI, debit, and credit cards for payments
- Stream course videos through private YouTube links within the app
- Fix minor bugs, including UI/UX issues and functionality errors

Ideal skills and experience:
- Mobile app development expertise
- Experience with payment integration
- Strong problem-solving skills for bug fixes
- Familiarity with video streaming in mobile apps
- UI/UX design knowledge

Looking for someone who can deliver within 5 days.