Co-op Zombie FPS Game Development

I'm seeking an experienced game developer to create a co-op multiplayer zombie shooter for PC. The game will be a first-person shooter (FPS) where players team up to combat waves of zombies.

Key Requirements:
- Co-op multiplayer functionality
- Immersive first-person shooter experience
- Diverse zombie enemies and engaging maps
- Intuitive controls and mechanics

Ideal Skills & Experience:
- Proven FPS game development
- Strong background in multiplayer systems
- Expertise in 3D modeling and animation
- Familiarity with Unity or Unreal Engine

Please provide portfolios and relevant project experience.