Cross-Platform Mobile App Developer Needed

I need a skilled mobile app developer to create an application for both iOS and Android platforms.

Key Requirements:
- Experience in developing cross-platform mobile applications
- Proficiency in programming languages such as Flutter, React Native, or Xamarin
- Strong knowledge of mobile UI/UX design principles
- Ability to integrate APIs and backend services
- Familiarity with app store submission processes for both iOS and Android

Ideal Skills:
- Proven portfolio of similar projects
- Excellent problem-solving skills
- Good communication skills for regular updates
- Ability to meet project deadlines within budget

Please provide your portfolio and relevant experience. Looking forward to your proposals!