Cross-Platform Utility App Development

I'm looking for an experienced developer to create a utility app for both iOS and Android platforms. The app will primarily focus on integrating an API and utilizing location services.

Key Requirements:
- API Integration: The app must seamlessly integrate with specified APIs to fetch and display data.
- Location Services: Implement accurate location tracking and geolocation features.

Ideal Skills & Experience:
- Proven experience in developing cross-platform mobile apps.
- Strong background in API integration.
- Expertise in implementing location-based services.
- Familiarity with both iOS and Android development environments.
- Ability to showcase past work related to mobile app development.

Please include relevant past work in your application. Looking forward to your proposals!