microsoft/CSS-Exchange
Jan 2025 – Jun 2026
3 Months active
Languages Used
PowerShell
Technical Skills
Exchange AdministrationHybrid ConfigurationMicrosoft 365 AdministrationPowerShell ScriptingSystem DiagnosticsTroubleshooting
Marco Francisco
PROFILE
Marco Francisco
Developed and maintained diagnostic and automation tooling for the microsoft/CSS-Exchange repository, focusing on PowerShell scripting and Exchange hybrid configuration scenarios. Delivered the FreeBusyChecker toolset to validate free/busy sharing between on-premises Exchange and Exchange Online, implementing OAuth and DAuth authentication, HTML reporting, and robust error handling. Enhanced user experience by updating diagnostic visuals and documentation for clarity and support efficiency. Established a comprehensive CI/CD and validation framework for PowerShell scripts, introducing automated dependency management, code formatting, and testing infrastructure. Leveraged skills in automation, CI/CD, and system diagnostics to improve script quality, deployment safety, and maintainability across the codebase.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
5Total
Bugs
0
Commits
5
Features
4
Lines of code
5,875
Activity Months3
Your Network
4999 peopleSame Organization
@Microsoft.com4977
GitOpsMember
Ananta GuptaMember
Abi GicicMember
Abigail HartmanMember
Abram SandersonMember
Adam EttenbergerMember
Adam KrantzMember
Alexandre GattikerMember
Ami HollanderMember
Shared Repositories
22
Work History
June 2026
1 Commits • 1 Features
Jun 1, 2026June 2026: Delivered PowerShell Script CI/CD and Validation Framework for microsoft/CSS-Exchange, including automated dependency management, script versioning, code formatting, and testing infrastructure; established a robust CI/CD pipeline to ensure script quality and maintainability. Implemented updated FreeBusyChecker authentication flow as part of the integration (commit: Update FreeBusyChecker auth flow changes). Business impact: faster, safer script deployments, reduced manual validation, and improved maintainability. Technologies demonstrated: PowerShell, CI/CD pipelines, dependency management, code formatting standards, test automation, and authentication workflow modernization.
1 Commits • 1 Features
Jun 1, 2026June 2026: Delivered PowerShell Script CI/CD and Validation Framework for microsoft/CSS-Exchange, including automated dependency management, script versioning, code formatting, and testing infrastructure; established a robust CI/CD pipeline to ensure script quality and maintainability. Implemented updated FreeBusyChecker authentication flow as part of the integration (commit: Update FreeBusyChecker auth flow changes). Business impact: faster, safer script deployments, reduced manual validation, and improved maintainability. Technologies demonstrated: PowerShell, CI/CD pipelines, dependency management, code formatting standards, test automation, and authentication workflow modernization.
June 2026
February 2025
1 Commits • 1 Features
Feb 1, 2025February 2025: Delivered a visual clarity upgrade for FreeBusyChecker diagnostics in microsoft/CSS-Exchange. No functional code changes were introduced; updated diagnostic assets (image2.png and image3.png) to enhance readability and presentation. Work is tracked in commit 25635594ffa5f6eba1c9d6324dc803ad290832a5. No major bugs fixed this month; the focus was on UX polish and asset quality to reduce support friction and improve diagnostic effectiveness. Overall impact includes clearer diagnostics for end users, faster issue triage, and stronger alignment with UX standards. Skills demonstrated include asset management, UI/UX polish, version control discipline, and collaboration with the CSS-Exchange repo.
February 2025
1 Commits • 1 Features
Feb 1, 2025February 2025: Delivered a visual clarity upgrade for FreeBusyChecker diagnostics in microsoft/CSS-Exchange. No functional code changes were introduced; updated diagnostic assets (image2.png and image3.png) to enhance readability and presentation. Work is tracked in commit 25635594ffa5f6eba1c9d6324dc803ad290832a5. No major bugs fixed this month; the focus was on UX polish and asset quality to reduce support friction and improve diagnostic effectiveness. Overall impact includes clearer diagnostics for end users, faster issue triage, and stronger alignment with UX standards. Skills demonstrated include asset management, UI/UX polish, version control discipline, and collaboration with the CSS-Exchange repo.
January 2025
3 Commits • 2 Features
Jan 1, 2025In January 2025, delivered the FreeBusyChecker toolset for microsoft/CSS-Exchange to diagnose and validate free/busy sharing between on-premises Exchange servers and Exchange Online, featuring OAuth/DAuth support, HTML reports, and robust error handling. Implemented script updates and refactoring for reliable EWS data retrieval, refined intra-organization checks, EMS presence checks, and version-check controls. Documentation updated to reflect current visuals and usage.
3 Commits • 2 Features
Jan 1, 2025In January 2025, delivered the FreeBusyChecker toolset for microsoft/CSS-Exchange to diagnose and validate free/busy sharing between on-premises Exchange servers and Exchange Online, featuring OAuth/DAuth support, HTML reports, and robust error handling. Implemented script updates and refactoring for reliable EWS data retrieval, refined intra-organization checks, EMS presence checks, and version-check controls. Documentation updated to reflect current visuals and usage.
January 2025
Activity
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Quality Metrics
Correctness90.0%
Maintainability94.0%
Architecture94.0%
Performance84.0%
AI Usage32.0%
Skills & Technologies
Programming Languages
PowerShell
Technical Skills
AutomationCI/CDDevOpsExchange AdministrationHybrid ConfigurationMicrosoft 365 AdministrationPowerShellPowerShell ScriptingScriptingSystem DiagnosticsTroubleshooting
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline