iOS Utility App Development

I'm looking for an experienced mobile app developer to create a utility app for iOS.

Requirements:
- Design a user-friendly and efficient utility app
- Develop the app for iOS platform
- Ensure app performance is optimized and bugs are fixed

Ideal skills and experience:
- Proven experience in iOS app development
- Strong knowledge of Swift and Objective-C
- Prior experience with utility apps is a plus
- Good UI/UX design skills
- Ability to work within budget constraints

Please share your portfolio and relevant experience.