Cross-Platform Photo Storage App

I need a mobile app for both iOS and Android that serves as a secure photo storage solution.

Key Features:
- User Account Creation and Login
- Secure Photo Upload and Storage
- Intuitive User Interface

Ideal Skills and Experience:
- Experience in developing secure photo storage apps
- Proficiency in both iOS and Android platforms
- Strong UI/UX design skills
- Background in implementing user authentication systems

Looking for a developer who can deliver a robust, user-friendly app within my budget. Please share relevant experience and portfolio.