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Gleb Khmyznikov

PROFILE

Gleb Khmyznikov

Over five months, contributed to microsoft/PowerToys, scipy/scipy, and snowflakedb/snowflake-connector-python by building cross-platform packaging, developer documentation, and automated UI testing infrastructure. Focused on maintainable code organization and CI/CD workflows, introduced Windows ARM64 wheel support for SciPy and Snowflake Connector, and centralized theme management in PowerToys through a shared static library. Enhanced test automation using C#, C++, and MSTest, improving release reliability and developer experience. Delivered robust documentation upgrades and refactored test projects for consistency. Addressed flaky UI tests and enabled screen recording for debugging, demonstrating depth in build engineering, automation testing, and cross-platform software development using modern tooling.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

8Total
Bugs
0
Commits
8
Features
7
Lines of code
9,250
Activity Months5

Work History

January 2026

2 Commits • 1 Features

Jan 1, 2026

2026-01 PowerToys monthly summary (microsoft/PowerToys): Delivered a shared static library, LightSwitchLib, to centralize LightSwitch theme management across the service and module interface. Removed duplicate theme management code and updated project references to depend on the library, reducing duplication and improving maintainability. Stabilized Light Switch UI tests by fixing flaky tests in LS, Hosts, Workspaces, and Mouse (issue #44754). This work enhances cross-component reuse, accelerates future feature iterations, and improves release reliability. Demonstrated skills in C#, static library design, refactoring, repository maintenance, and test automation.

December 2025

1 Commits • 1 Features

Dec 1, 2025

December 2025 monthly summary for microsoft/PowerToys development: Delivered UI testing enhancements and fixed key UI test bugs, focusing on reliability and debugging capabilities to accelerate release readiness.

September 2025

1 Commits • 1 Features

Sep 1, 2025

September 2025: Implemented a comprehensive UI testing infrastructure for the Screen Ruler module in Microsoft PowerToys, enabling automated validation of bounds and spacing measurement tools. Added new UITest projects and test cases, and updated the Settings UI to register and configure Screen Ruler for testing. This work strengthens release quality, shortens verification cycles, and improves CI feedback through repeatable UI tests. Commit reference: f4984646dc91e10cfdbf9ee3853b8837cbd9a4ca.

August 2025

1 Commits • 1 Features

Aug 1, 2025

Concise monthly summary for 2025-08 focusing on delivery, impact, and skills demonstrated in the snowflake-connector-python repo.

July 2025

3 Commits • 3 Features

Jul 1, 2025

Monthly summary for 2025-07: Focused on developer experience improvements and cross-platform packaging to boost contributor productivity and user reach. Delivered key repo-level enhancements in PowerToys and SciPy, with an emphasis on documentation quality, test organization, and platform readiness. No major bug fixes were recorded this month; effort was directed at robust documentation, maintainable test structures, and ARM64 packaging readiness. Highlights by repository: - microsoft/PowerToys: Developer Documentation Upgrade — significant restructuring and expansion of developer docs, including new content for C++ fuzzing, context menus, Monaco editor integration, and module-specific guidance. Commit: 725535b7605557a0ac8454e69b4525d15990d079. Also Test Project Naming Consistency Refactor — unified unit test project naming for better maintainability. Commit: 474756036eb9af7b0438a863de1029918066701d. - scipy/scipy: Windows Arm64 wheel support and packaging — CI workflow updates, build script adjustments, and wheel repair enhancements to enable Windows Arm64 wheels. Commit: e13b89f9401c09e534aee877959a94073af5c77d.

Activity

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Quality Metrics

Correctness91.2%
Maintainability90.0%
Architecture87.4%
Performance77.4%
AI Usage42.6%

Skills & Technologies

Programming Languages

C#C++MarkdownPowerShellPythonShellXMLYAML

Technical Skills

Automation TestingBuild AutomationBuild EngineeringC#C# DevelopmentC# developmentC++ developmentCI/CDCode OrganizationCode RefactoringCross-Platform DevelopmentDeveloper ExperienceDocumentationMSTestProject Management

Repositories Contributed To

3 repos

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

microsoft/PowerToys

Jul 2025 Jan 2026
4 Months active

Languages Used

C#C++MarkdownPowerShellXML

Technical Skills

Code OrganizationCode RefactoringDeveloper ExperienceDocumentationProject ManagementTechnical Writing

scipy/scipy

Jul 2025 Jul 2025
1 Month active

Languages Used

PowerShellPythonShell

Technical Skills

Build EngineeringCI/CDCross-Platform DevelopmentWheel PackagingWindows Development

snowflakedb/snowflake-connector-python

Aug 2025 Aug 2025
1 Month active

Languages Used

YAML

Technical Skills

Build AutomationCI/CD