Interest-based Social Media App Development

I'm looking for a developer or a team to create a complex social media application aimed at fostering interest-based communities. The app needs to be compatible across iOS, Android, and Web platforms.

Key Features:
- User Profiles and Feed: Users should be able to create personal profiles, post updates, share content, and follow others.
- Discussion Forums: The app should have space for users to engage in topic-specific conversations.
- Crypto: The app should integrate cryptocurrency features, possibly for transactions or in-app purchases.

Ideal Skills and Experience:
- Cross-platform App Development: Proven experience in developing applications for iOS, Android and Web.
- Social Media App Development: Prior work in creating social media applications will be a plus.
- Cryptocurrency Integration: Familiarity with crypto and its integration in apps is essential.

Please provide examples of your previous work in your bid.