Samsung Apps Update for Google Play

I'm seeking an experienced developer to update two Samsung apps in the Google Play Store according to the latest policies.

The updates should include:
- Feature enhancements

Specific areas of improvement:
- User interface improvements: such as navigation as per Google Play Store policy
- Performance optimization: Enhance speed and responsiveness

Ideal skills and experience:
- Proven experience with Samsung apps and Google Play Store
- Strong UI/UX design skills
- Proficiency in performance optimization
- Familiarity with Google Play Store policies and requirements

Please provide a detailed estimate and timeline.