EXCEEDS logo
Exceeds
Michał Sawicz

PROFILE

Michał Sawicz

Over 22 months, contributed to the canonical/mir repository by engineering robust display management, CI/CD automation, and release workflows. Delivered features such as EDID-based hardware discovery, OWASP-compliant security event logging, and GPU extension support, while maintaining packaging and documentation integrity. Leveraged C++, Bash, and Rust to refactor build systems, streamline dependency management, and enforce code quality through pre-commit hooks and CI tooling. Addressed cross-distro compatibility, improved test reliability, and automated release processes to reduce maintenance overhead. The work emphasized reliability, developer experience, and security, resulting in faster feedback cycles, clearer documentation, and more predictable, maintainable releases across diverse Linux environments.

Overall Statistics

Feature vs Bugs

74%Features

Repository Contributions

389Total
Bugs
44
Commits
389
Features
128
Lines of code
380,537
Activity Months22

Work History

June 2026

31 Commits • 11 Features

Jun 1, 2026

June 2026 (canonical/mir) delivered targeted quality and reliability improvements across release engineering, code quality, and packaging. Key features include new fix-sphinx-spelling skill and comprehensive documentation/release notes cleanup, plus ABI compatibility updates to harden downstream compatibility. Major bugs fixed span RC-tag handling in the PPA upload script, Debian ~dev messaging, missing includes (Miral/Server) with unistd.h additions, a missing PhysicalSizeMM::operator==, and Sbuild cross-chroot reliability. Overall, the month reduced packaging risk, accelerated builds, and improved developer experience through stronger standards enforcement and clearer documentation. Technologies and skills demonstrated include Bash scripting robustness and PCRE/ Bash rematch adjustments, C++ ABI and operator improvements, clang-format/code style hygiene, and release-engineering automation.

May 2026

15 Commits • 4 Features

May 1, 2026

May 2026 monthly summary for canonical/mir: Delivered key features and fixes across documentation, wrapper stability, and developer tooling; fixed critical README and SEO issues; improved docs discovery, CLI reliability, and onboarding productivity.

April 2026

32 Commits • 9 Features

Apr 1, 2026

April 2026: Focused on stabilizing CI/CD, improving Renovate configuration and upstream workflow alignment, strengthening documentation, and hardening code quality. Delivered reliable CI with Azure mirror for Ubuntu builds, variable-based spread tasks, and always-on spread execution; aligned workflow names with upstream; improved test stability by increasing socket wait time; addressed a memory leak in DisplayInfo; updated packaging references and SONAME; pared down unnecessary CI runs and governance clutter (CODEOWNERS removal, path filtering). Result: faster feedback loop, more predictable builds, easier onboarding, and lower maintenance costs while improving documentation and packaging integrity.

March 2026

48 Commits • 16 Features

Mar 1, 2026

March 2026 monthly summary: Delivered a set of high-impact features and reliability improvements across three Canonical repos (mir, snapcraft, sphinx-docs-starter-pack). Focused on stabilizing release pipelines, improving test stability, upgrading tooling compatibility, and enriching documentation to accelerate onboarding and handoffs. The work reduced release risk, shortened time-to-production, and strengthened platform capabilities for developers and operators.

February 2026

2 Commits • 1 Features

Feb 1, 2026

February 2026 monthly summary for canonical/mir: Key accomplishments include CI pipeline reliability improvements and a critical TICS concurrency bug fix. By removing the GPU graphics hardware dependency for performance tests, CI runs become stable in headless environments, reducing flaky results and speeding feedback. The TICS workflow concurrency rules were updated to prevent QServer interruptions that could corrupt the TICS database, safeguarding data integrity. Together, these changes reduce risk in release pipelines, shorten cycle times, and demonstrate strong CI/CD discipline and robust workflow governance.

January 2026

14 Commits • 5 Features

Jan 1, 2026

January 2026 (2026-01) monthly summary for canonical/mir: Focused on hardening release security, simplifying packaging, and improving CI reliability to accelerate delivery and developer productivity. Delivered five features across packaging, security, metrics, documentation, and tooling; no major bugs documented this month. Business value realized includes faster and more reliable builds, stronger release integrity, targeted insights from metrics, clearer docs, and improved code quality checks.

December 2025

54 Commits • 25 Features

Dec 1, 2025

December 2025 monthly summary for canonical/mir focusing on feature delivery, bug fixes, and release-readiness. This month established variant-based Fedora task execution, accelerated CI builds, and streamlined the release pipeline, while aligning packaging/versioning across metadata.

November 2025

32 Commits • 13 Features

Nov 1, 2025

Monthly summary for canonical/mir — 2025-11. Delivered notable cross-distro toolchain and packaging improvements with focus on reliability, portability, and developer productivity. Key features implemented include switching TICS to clang for internal toolchain verification, expanding cross-distro linker support (Alpine, Fedora, Ubuntu) with additional linker options, and modernizing coverage and CI workflows. Notable packaging enhancements include enabling Rust packaging for RPM and Snap, and bumping Fedora packaging to 2.23.0. CI improvements added Mold build step to enhance toolchain availability. Code quality and documentation improvements were achieved through targeted fixes, as well as testing infrastructure enhancements such as Spread module mocking and a new TICS debug information collection mode to aid troubleshooting.

October 2025

12 Commits • 2 Features

Oct 1, 2025

October 2025 — canonical/mir Key features delivered: - OWASP-compliant Security Event Logging and Auditability: server runtime events (startup/shutdown), crash handling, UTC timestamps, program-name handling; robust logging pipeline; accompanying docs. - Documentation and Build/Packaging Improvements: docs config isolation, cross-build readiness with native diffutils, disabled PDF docs to speed builds, CI enhancements (sbuild network access), API cleanup for security formatting, and packaging metadata improvements. Major bugs fixed: - Corrected security logging date formatting; resolved symbol map issues in src/common; addressed related log review feedback. Overall impact and accomplishments: - Stronger security observability and auditability; faster, more reliable docs/build pipelines; more maintainable packaging and CI/CD workflows; reduced time-to-release. Technologies/skills demonstrated: - Security telemetry (OWASP format), UTC timestamp handling, crash-event logging, logging pipelines; build tooling, cross-building, packaging metadata, CI/CD configuration, and documentation tooling.

September 2025

68 Commits • 22 Features

Sep 1, 2025

September 2025 for canonical/mir focused on reliability, developer experience, and tooling, with concurrent work across docs, build tooling, and Rust/C/C++ interop. The team delivered foundational tooling, modernized the toolchain, and clarified user/documentation surfaces, while stabilizing core doc-related workflows to reduce maintenance overhead and improve onboarding.

August 2025

20 Commits • 3 Features

Aug 1, 2025

Concise monthly summary for August 2025 focused on delivering robust display data handling, reliable CI/CD, and clearer documentation access across canonical/mir and canonical/ubuntu.com. The work emphasizes business value through improved data correctness, reduced maintenance, and faster, more reliable release cycles.

July 2025

12 Commits • 1 Features

Jul 1, 2025

In July 2025, canonical/mir delivered a cohesive EDID-based hardware discovery overhaul alongside essential packaging and build-system stabilizations. The work established a robust DisplayInfo model, integrated EDID parsing across Mir, miral, Wayland, and server components, and refactored display matching to rely on EDID-derived information. This reduced data fragmentation and simplified maintenance by removing the unused EDID field where appropriate.

June 2025

15 Commits • 4 Features

Jun 1, 2025

June 2025 monthly summary for canonical/ubuntu.com and canonical/mir focused on stabilizing user-facing navigation, expanding server configurability, and strengthening CI/build tooling and packaging for the Ubuntu 25.04 cycle. Key activities spanned documentation/navigation fixes, feature development with testability improvements, and CI/workflow enhancements that deliver faster feedback and more robust releases.

May 2025

6 Commits • 2 Features

May 1, 2025

May 2025 monthly summary for canonical/mir focused on performance improvements, platform coverage, and release-readiness. Delivered CI and DRM enhancements, and updated MIR 2.21.0 documentation to improve release confidence and user clarity.

April 2025

5 Commits • 2 Features

Apr 1, 2025

Monthly work summary for 2025-04 (canonical/mir). Focused on delivering robust display configuration, stabilizing CI, and packaging integrity while aligning with business goals. Highlights include EDID-based display serialization feature, TICS workflow fix, Debian packaging dependency correction, and CI updates for the plucky Ubuntu release.

March 2025

12 Commits • 1 Features

Mar 1, 2025

March 2025 monthly summary for canonical/mir: Delivered stability-led UX maturation and release readiness across Mir projects, with a focus on upstream release quality and developer experience. Key structural improvements were complemented by targeted bug fixes and ongoing CI/CD enhancements to support reliable releases and better packaging metadata.

February 2025

3 Commits • 2 Features

Feb 1, 2025

Concise monthly summary for February 2025 focusing on business value and technical achievements in canonical/mir.

January 2025

3 Commits • 1 Features

Jan 1, 2025

January 2025 monthly summary for canonical/mir: - Focused on aligning CI/testing with current OS support, stabilizing the KMS driver, and delivering a release-ready update with upstream fixes. - Repositories covered: canonical/mir.

December 2024

2 Commits • 1 Features

Dec 1, 2024

December 2024 – canonical/mir: Delivered release versioning and changelog maintenance for the 2.19.2 patch, and improved test reliability on slow hardware. This month strengthened release integrity, reduced maintenance risk, and improved CI stability on constrained devices. Demonstrated skills in build tooling (CMake/changelog integration), test reliability tuning, and release process discipline, contributing to faster, more trustworthy deliveries.

November 2024

1 Commits • 1 Features

Nov 1, 2024

November 2024 focused on streamlining the CI pipeline for canonical/mir with targeted dependencies reduction, improving reliability and maintainability of the build process.

October 2024

1 Commits • 1 Features

Oct 1, 2024

October 2024 monthly summary: Focused on unlocking code quality visibility by delivering CI Code Coverage Tooling (gcovr) in canonical/mir. This work lays the foundation for data-driven quality improvements and faster feedback loops in CI.

September 2024

1 Commits • 1 Features

Sep 1, 2024

In Sep 2024, delivered a focused enhancement to snapd's UDisks2 integration that improves monitoring and reliability of storage-related services. Implemented a health check ping for the UDisks2 service and updated AppArmor profiles to permit the necessary D-Bus method calls, reducing blind spots in service operability and enabling proactive issue detection. The change is backed by a commit: 34933e3b532dcb168beea655d2c1810f88a6e8bb (interfaces/udisks2: allow `Ping`ing the UDisks2 service).

Activity

Loading activity data...

Quality Metrics

Correctness94.4%
Maintainability93.6%
Architecture92.6%
Performance91.6%
AI Usage21.8%

Skills & Technologies

Programming Languages

AWKBashCC++CMakeDebianDebian changelogDebian changelog formatDebian packagingDoxygen

Technical Skills

AccessibilityAutomationBash scriptingBuild AutomationBuild ConfigurationBuild SystemBuild System ConfigurationBuild System ManagementBuild SystemsCC programmingC++C++ DevelopmentC++ Symbol ManagementC++ development

Repositories Contributed To

5 repos

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

canonical/mir

Oct 2024 Jun 2026
21 Months active

Languages Used

YAMLC++CMakeDebian packagingDebian changelogMarkdownShellDebian changelog format

Technical Skills

CI/CDDevOpsWorkflow AutomationC++Release ManagementTesting

canonical/snapcraft

Mar 2026 Mar 2026
1 Month active

Languages Used

BashPythonYAMLreStructuredText

Technical Skills

GPU programmingLinux developmentPythonPython scriptingSnapcraftdocumentation

canonical/ubuntu.com

Jun 2025 Aug 2025
2 Months active

Languages Used

YAML

Technical Skills

documentation managementredirect handlingweb developmentURL managementdocumentation

canonical/snapd

Sep 2024 Sep 2024
1 Month active

Languages Used

Go

Technical Skills

D-Bus integrationsecurity managementsystem programming

canonical/sphinx-docs-starter-pack

Mar 2026 Mar 2026
1 Month active

Languages Used

reStructuredText

Technical Skills

Sphinxdocumentationtechnical writing