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Hao Liu

PROFILE

Hao Liu

Hao Liu contributed to both microsoft/PowerToys and microsoft/ai-dev-gallery, focusing on feature development, release engineering, and UI reliability. He built the WinUI3 Keyboard Manager Editor, integrating a modular library wrapper and phased rollout controls using C# and C++. In PowerToys, he managed release pipelines, aligning MSStore builds with .NET 9.0 and authoring detailed release notes. For ai-dev-gallery, Hao improved accessibility, streamlined documentation, and enhanced CI/CD workflows, including self-contained WinAppSDK builds and versioning updates. His work emphasized maintainability, accessibility, and deployment consistency, demonstrating depth in build automation, event handling, and UI development across complex, multi-repository environments.

Overall Statistics

Feature vs Bugs

64%Features

Repository Contributions

12Total
Bugs
4
Commits
12
Features
7
Lines of code
1,083
Activity Months8

Work History

October 2025

3 Commits • 3 Features

Oct 1, 2025

Monthly work summary for 2025-10 (microsoft/ai-dev-gallery). Focused on delivering self-contained WinAppSDK builds, updating release versioning, and enhancing the Chat sample with Clear/Rewriting while improving CI stability.

September 2025

2 Commits

Sep 1, 2025

September 2025: Ensured release tagging accuracy for the microsoft/ai-dev-gallery 0.4.x line by restoring 0.4.9 and advancing to 0.4.10-alpha. The work eliminates release drift, improves CI/CD reliability, and provides clear audit trails for stakeholders.

August 2025

1 Commits

Aug 1, 2025

In August 2025, the primary deliverable for microsoft/ai-dev-gallery was a documentation accuracy fix: corrected the nbgv-cli docs hyperlink to route users to the proper doc path. This change improves user access to the correct guidance, reducing confusion and support requests. The work is fully traceable to commit 08355a9548930568d154f0ec66ef901080ff2cf1, and includes validation of the documentation navigation. No new user-facing features were introduced for this repository this month, but the documentation integrity enhancement contributes to overall product reliability and developer experience.

July 2025

2 Commits • 1 Features

Jul 1, 2025

Summary for 2025-07: Implemented accessibility and UX improvements in microsoft/ai-dev-gallery, focusing on helping users of assistive technologies and improving feature discoverability. Key outcomes include a Smart Paste button accessibility fix and a Model Search button tooltip enhancement, both delivered with clear commit traceability. These changes enhance usability, reduce friction for new users, and strengthen accessibility compliance across the gallery UI.

May 2025

1 Commits

May 1, 2025

May 2025 (microsoft/PowerToys): Focused on stabilizing the toolbar UX by reverting the ShowToolbar cancellation logic, removing the cancellation path, and simplifying the ShowToolbar flow. Updated event handlers to stop passing trigger key information, resulting in a more reliable and streamlined toolbar display. No new features released this month; major effort centered on reliability and maintainability improvements that reduce edge-case failures in toolbar presentation.

April 2025

1 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary for microsoft/PowerToys: Key feature delivered was the MSStore release pipeline update to install .NET 9.0, ensuring builds use the correct runtime for the specified release channel. No major bugs fixed reported this month. Overall impact: aligns CI/CD with .NET 9.0 for MSStore releases, reducing release risk and drift, improving build consistency and speed. Technologies demonstrated: .NET 9.0, CI/CD pipeline automation, release engineering, Git, and MSStore release workflows.

March 2025

1 Commits • 1 Features

Mar 1, 2025

March 2025 monthly summary for microsoft/PowerToys. Delivered the PowerToys 0.90 release featuring the new Command Palette module and enhancements across utilities, notably Color Picker and Peek. Compilation of release notes and changelog was completed to reflect new features, stability improvements, and community contributions (commit 96ba445cfa28b5bc03b37f5748293e7d42a887d7). This work required cross-module coordination and release engineering to ensure a smooth rollout across the PowerToys suite.

February 2025

1 Commits • 1 Features

Feb 1, 2025

February 2025: Delivered the WinUI3 Keyboard Manager Editor for microsoft/PowerToys, establishing a modern editor surface with a library wrapper, new project scaffolding, and testing hooks. Introduced solution updates and an experimentation toggle to gate the editor for phased rollout, enabling safer feature exposure and iterative validation. This work lays a foundation for incremental UI improvements and future remapping validation.

Activity

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Quality Metrics

Correctness93.4%
Maintainability91.6%
Architecture92.4%
Performance88.4%
AI Usage20.0%

Skills & Technologies

Programming Languages

C#C++IDLMarkdownXAMLXMLYAML

Technical Skills

AccessibilityBuild AutomationC# DevelopmentC++ DevelopmentCI/CDData BindingDocumentationEvent HandlingGitHub ActionsLibrary Wrapper DevelopmentProject ConfigurationRelease ManagementReverting ChangesSoftware ArchitectureTask Management

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

microsoft/ai-dev-gallery

Jul 2025 Oct 2025
4 Months active

Languages Used

XAMLMarkdownC#YAML

Technical Skills

AccessibilityUI DevelopmentDocumentationBuild AutomationCI/CDData Binding

microsoft/PowerToys

Feb 2025 May 2025
4 Months active

Languages Used

C#C++XMLMarkdownYAMLIDL

Technical Skills

C# DevelopmentC++ DevelopmentLibrary Wrapper DevelopmentProject ConfigurationSoftware ArchitectureWinUI3 Development

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