3D Action Game Development on Unity

I'm looking for an experienced Unity developer to create a 3D first-person action game for Android and iOS platforms.

Key Features:
- Multiplayer mode
- In-app purchases
- Character customization

Ideal Skills and Experience:
- Proficient in Unity and C#
- Experience developing mobile games, particularly for Android and iOS
- Strong background in implementing multiplayer functionalities
- Knowledge in integrating in-app purchase systems
- Ability to design and implement character customization options

Please provide a portfolio showcasing similar projects.