Ziyu (Zoey) Liu

Technical Artist — Real-time Pipelines, Interactive Systems, & Mocap

A technical artist blending 3D animation craft with game-development execution. I specialize in building efficient real-time pipelines in Unreal Engine 5, developing custom tools, and integrating motion capture data to help teams ship polished, performant interactive experiences.

Experience

Technical Artist / Research Assistant

Infinity Portal LLC × Duke University
Sep 2025 – Present

Developing real-time athlete feedback tools mapping biomechanical data to 3D avatars.

  • Pipeline: Built a real-time pipeline bridging external biomechanical video data to UE5 animated avatars.
  • Tools: Scripted custom Python solutions for joint angle calculation and motion data (BVH/JSON) export.
  • Tech Art: Created procedural materials and responsive rigs to visualize performance metrics in real-time.
  • Outcome: Optimized data flow between AWS and UE5 rendering, ensuring low-latency feedback loops.

Visual Developer & Marketing Intern

BIGO LIVE / JOYY
Oct 2024 – Jun 2025

Drove visual production and automated export workflows for global campaigns.

  • Outcome: Delivered 2D/3D cross-platform assets (IG, TikTok, FB, YT) for UK campaigns, reaching 1M+ views.
  • Pipeline: Automated export and optimization workflows, significantly reducing asset turnaround time.
  • Tech Art: Designed dynamic lighting and real-time rendering setups for the global "Miss Bigo" virtual event.

Motion Capture Intern

Cultural Heritage Digital Restoration Lab
May 2022 – Nov 2022

Managed motion capture shoots and data integration for digital heritage projects.

  • Pipeline: Operated mocap systems, directed actors, and captured clean, high-fidelity motion data.
  • Tech Art: Refined and retargeted FBX/BVH data for seamless integration into complex Maya scenes.
  • Optimization: Streamlined the workflow from raw capture to final solved animation, improving team efficiency.

Character Concept Artist (Contract)

Cultural Heritage Digital Restoration Lab
Jul 2022 – Aug 2022

Provided production-ready stylized character designs.

  • Delivered 4-view orthographics, material references, and detailed concept art meeting strict art direction parameters.

Honors & Awards

CCAVA First Prize 2024 National 3D Comp. Longding Grand National 3D Innovation Grand Prize College Best Film Award China–Korea New Media Second Prize College Best Joint Creation Dongseo Univ. Best Poster