William Duff Email & Phone Number

Redmond, Washington, Us

Enabled spatial co-presence and multiple, simultaneous conversations during Teams meetings by leading the integration and release of immersive spaces in Microsoft Teams. Managed a team of engineers integrating 3D environments and Teams screen sharing into Microsoft Mesh PC and VR applications. Partnered with Meta to certify the Microsoft Mesh VR app for the Meta Quest Store. Represented Mesh in security and privacy compliance assessments and led completion of threat modeling and vulnerability detection requirements.

Redmond, Washington, Us

Resolved top HoloLens customer issues by leading planning and development of OS updates for HoloLens 2 across first party apps and system-level UX, such as the Start menu. Prototyped immersive OS experiences, including a multi-modal interaction model combining eye gaze and touchscreen gestures, on internal AR hardware. Dramatically expanded the settings available on HoloLens 2 by proposing and executing a merge of the forked HoloLens Settings app with the existing Windows Core Settings app. Partnered with the Windows Get Help virtual support agent team and Windows Mixed Reality documentation team to create a decision tree to drive an automated troubleshooting experience for Windows Mixed Reality VR headsets.

Redmond, Washington, Us

Helped ship first-party mixed reality experiences across HoloLens, HoloLens 2 and Windows Mixed Reality (WMR) VR headsets. Drove HoloLens 1 CPU & GPU performance improvements via power usage test automation and ad-hoc analysis. Prototyped immersive OS experiences on HoloLens and VR headsets, including a VR experience allowing users to sculpt their virtual home environment in the style of Minecraft. Shipped the WMR VR retail demo to Microsoft stores worldwide with over 150K VR demos completed. Shipped monthly improvements to the Windows Mixed Reality (WMR) VR headset first-run setup experience and system compatibility check by leading end-to-end engineering for the Mixed Reality Portal application. Grew the total addressable market for HoloLens 2 by implementing localization support in the Windows Holographic OS. Implemented Dark mode support for HoloLens 2 to minimize color distortion.

Redmond, Washington, Us

Developed HTML and CSS coding standards and guidelines for a team of nearly 60 engineers. Delivered a JavaScript-based rich text editor component used for replying to emails in Windows 8 Mail and adding appointment details in the Windows 8 Calendar. Resolved a class of undo-redo bugs in Windows 8 Mail & Calendar by implementing a custom undo-redo stack in JavaScript. Improved the paste experience in Windows 8 Mail & Calendar by allowing HTML to be pasted as plain text or with merged formatting by planning, implementing and shipping two new paste algorithms in Internet Explorer that provide similar behavior to Microsoft Word. Enabled photo and video previews for received email attachments in the Windows 8 Mail app by planning and implementing the file attachment UX.

Redmond, Washington, Us

Helped deliver a custom MSHTML text editor shared between Windows Live Writer and Windows Live Mail. Led an initiative to build and release an improved website for customers to download third-party Windows Live client application plug-ins.

Redmond, Washington, Us

Created two open-source C# Windows Live Photo Gallery plug-ins to show off the capabilities of new plug-in APIs, provide working sample code and allow end-users to publish photos and videos to Facebook and YouTube.

Chicago, Illinois, Us

Worked with a team, using JavaScript, to develop a framework for creating and displaying customizable widgets in the intranet portal and a full-featured WYSIWYG HTML editor integrated into the internal document repository.