3D Modern Warfare Shooting Game

I'm looking for an experienced game developer to create an engaging 3D shooting game targeted at players aged 9-15. The game should be set in a modern warfare environment and include multiplayer mode.

Key Requirements:
- 3D graphics and environments
- Modern warfare themes and scenarios
- Engaging multiplayer mode
- Age-appropriate content and difficulty

Ideal Skills:
- Proficiency in 3D game development
- Experience with modern warfare game design
- Strong understanding of multiplayer game mechanics
- Ability to create age-appropriate content

Please provide a portfolio with similar projects.