Crypto Trading App Development

I'm looking for an experienced app developer to create a comprehensive cryptocurrency trading platform. The app should be available on both iOS and Android.

Key Requirements:
- Primary Functionality: The app must facilitate trading a wide range of cryptocurrencies.
- Wallet Storage Features: The platform should offer wallet storage with cross-platform access.

Ideal Skills and Experience:
- Proven experience in developing cryptocurrency trading apps.
- Strong understanding of wallet security and cross-platform integration.
- Proficiency in mobile app development for both iOS and Android platforms.
- Familiarity with market trends and user-friendly UI/UX design.

Please share your portfolios and any relevant experience. Looking forward to your bids!