Social Media App UI Design

I need a skilled UI designer to create an engaging and intuitive interface for a social media app focused on an activity feed. The app will be developed for both iOS and Android platforms.

Key Requirements:
- Design a user-friendly and visually appealing activity feed
- Create consistent and intuitive navigation for both iOS and Android
- Collaborate with developers to ensure design feasibility

Ideal Skills:
- Experience in designing mobile apps, especially social media platforms
- Proficiency in design tools like Sketch, Figma, or Adobe XD
- Strong understanding of iOS and Android design guidelines
- Excellent communication and collaboration skills

Please provide a portfolio showcasing similar work.