The World's First Automatic Piano Recorder - http://jamcorder.com

Contributed to core image editing technology used in Photos and Camera products. (Obj-C, Swift)Directly responsible individual for application-level rendering support of Portrait Mode in Photos and Camera (Obj-C, Swift)Developed the transition plan for supporting HDR video editing in Photos, subsequently implemented by our team in our pipeline. (Obj-C, Swift)Made key contributions to performance in Photos for image editing, main thread usage, video rotation performance on APFS, histogram performance, and Portrait Mode memory usage. (Obj-C, Swift)Reduced iOS-wide application startup times with a small team of performance engineers.

Developed 3D reconstruction software to scan office-scale objects at millimeter precision in real-time. (C++, CUDA)Developed registration algorithm to calibrate homographies between 3d tracking systems and depth cameras (C++)Developed depth map compression algorithm capable of 4:1 lossless compression in real-time on single core CPUs, based on work by Microsoft Research. (C++)Developed feature-rich conversion software for Autodesk’s Fbx and Khronos’ glTF 3d asset interchange formats. (C++)Created GUI application for streaming HTC Vive position tracking data to multiple Samsung Gear VR devices, enabling positional tracking on mobile VR headsets. (C++, HTML, JS)Built an application for visualizing your own body in virtual reality by combining the feeds from multiple depth cameras. (C++, DirectX)

Developed a Django Python web application to chart options pricing history. Used in daily trading workflows by investment teams.

Developed a tool to facilitate A/B testing email marketing campaigns with Cheetahmail, a popular service for mass-emailing.

Added remote logging, word-wrapping, and other UI enhancements to Omnepedia, our tool for visualizing Wikipedia article connections versus authored language.