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TUAN DOAN

Entrepreneur/Developer/Visionalist

Create assets for making games & movies such as Character Animations, Maps-Environments (Unreal Engine - Unity); Business owner at hanabieofficial.com

04Experience

2023 — Present

Unreal Engine Developer · Independent

Building real-time gameplay systems, tools, and prototypes in Unreal Engine 5. Focused on data-driven design and reusable C++/Blueprint toolkits.

2025 — Present

Founder & Builder · PATROAM

Designing and building a local-first personal AI agent with a knowledge graph, vector memory, and a minimal orb UI.

2021 — Present

Full-Stack Engineer · Freelance & Side Projects

Shipping web products with Next.js, TypeScript, and PostgreSQL — from e-commerce storefronts to booking systems and computer-vision tools.

05Skills

Game Development

  • Unreal Engine 5
  • C++
  • Blueprints
  • Niagara VFX
  • Gameplay Ability System
  • PCG

Web & Product

  • TypeScript
  • Next.js
  • React
  • TailwindCSS
  • Node.js
  • Prisma

AI & Systems

  • Python
  • LangGraph
  • RAG
  • Vector DBs
  • Knowledge Graphs
  • OpenCV

Infrastructure

  • PostgreSQL
  • SQLite
  • Docker
  • Vercel
  • Git
  • REST APIs

Let's build something.

Open to collaborations, freelance work, and conversations about games, AI, and product.