I will develop custom gameplay systems, combat mechanics and ai for unity unreal engine

J
james_ja_mes
J
james_ja_mes
James

About this gig

I will create custom gameplay systems and mechanics for your Unity or Unreal Engine game.


Need a unique combat system, intelligent enemies, abilities, inventory, or custom gameplay feature? I develop scalable systems designed around your game's requirements.


I specialize in building gameplay solutions using:

  • Unity (C#)
  • Unreal Engine (Blueprint/C++)
  • My services include:
  • Combat systems
  • Enemy AI and behavior
  • Weapon and ability systems
  • Character progression
  • Inventory and item systems
  • Interaction mechanics
  • Quest and mission systems
  • Multiplayer gameplay features
  • Custom prototypes and mechanics


I focus on creating clean, optimized, and expandable systems that can grow with your project.


Whether you are building an RPG, FPS, survival game, action game, strategy game, or multiplayer experience, I can help turn your gameplay ideas into functional features.


Message me with your idea before ordering so we can discuss the best approach for your project.

Get to know James

James

Expert Game Developer and Programmer

  • FromBrazil
  • Member sinceJul 2026
  • Languages

    English, Portuguese, Spanish
Hi, I'm James, a professional game developer specializing in Unity, Unreal Engine 5, and Godot. I build high performance gameplay systems and custom game mechanics for PC, mobile, console, and multiplayer games. From combat systems and AI to inventory, multiplayer networking, character controllers, and RPG mechanics, I create clean, scalable, and well documented solutions using C#, Blueprints, and GDScript. Whether you're building a prototype or a production ready game, I can help bring your gameplay ideas to life with reliable, optimized systems