Whot Card Game App Development

I'm looking for an experienced mobile app developer to create a Whot card game app for both iOS and Android platforms.

The app should feature:
- Single player and multiplayer modes
- Fun and colorful design

Ideal skills and experience:
- Mobile app development for iOS and Android
- Experience with card games and multiplayer gameplay
- Strong UI/UX design skills with a focus on vibrant, engaging interfaces
- Ability to integrate secure payment and user authentication systems

Please include examples of similar projects in your bids.