z-emotion is a tech startup in apparel manufacturing industry. We innovate 3D apparel design process and supply chain management.

ZelusFX (zelusfx.com) is a Silicon Valley startup. We innovate fashion design, manufacturing and retail experience by disruptive 3D and cloud technologies.

Fluid simulation:PIC/FLIP, Semi-Lagrangian, Tetrahedral mesh fluid domainCloth simulation: Implicit integration solver using preconditioned conjugate gradient, Continuous Collision Detection for deformable mesh object. Collision response. Real-time hair simulation. Constraint solver and post-stabilization.Specialties: Fluid and cloth simulation. Computer graphics programming. OpenGL, OpenCL, CUDA, Direct Compute. DirectX. C/C++GDC 2013 speaker for How CryEngine 3 and AMD GCN Architecture Gave Birth to a Red Gem: "Project Phoenix"Siggraph 2013 speaker for Adding More Life to Your Characters With TressFX (http://s2013.siggraph.org/attendees/real-time-live/events/adding-more-life-your-characters-tressfx)CEDEC 2013 speaker for Real-time Hair Simulation and Rendering for Games（ゲームのためのリアルタイムヘアーシミュレーションとレンダリング）(http://cedec.cesa.or.jp/2013/program/ENG/4522.html)APU13 speaker for TressFX 2.0 and Beyond (http://www.slideshare.net/DevCentralAMD/gs4147-billbilodeau)

Worked on 3D software application using Direct3D, DirectShow, C++, C# and commercial game engines such Gamebryo and SpeedTree.

C#, SQL, Infragistics and so on..

3D Online Game company

Worked at robotics research group. Various projects such as robot offline simulation, developing modular robot operation language, mechanical design and so on.