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Bartłomiej Marszał

PROFILE

Bartłomiej Marszał

Over 15 months, contributed to core educational technology projects such as oat-sa/extension-tao-testqti and oat-sa/tao-community, building and refining features for QTI test rendering, validation, and export workflows. Applied PHP, JavaScript, and XML processing to implement robust scale handling, branch rule validation, and dynamic parser registration, while enhancing UI reliability and internationalization. Focused on code quality through refactoring, unit testing, and compliance with coding standards, and improved release management by streamlining dependency updates and packaging. Addressed data integrity, error handling, and maintainability, delivering solutions that strengthened backend stability and frontend usability across assessment and content management systems.

Overall Statistics

Feature vs Bugs

56%Features

Repository Contributions

168Total
Bugs
36
Commits
168
Features
46
Lines of code
40,105
Activity Months15

Your Network

29 people

Work History

February 2026

13 Commits • 2 Features

Feb 1, 2026

February 2026 monthly summary for oat-sa/extension-tao-itemqti: delivered targeted graphics interaction enhancements for QTI item modeling, alongside a robust set of code quality and maintenance improvements to support reliability, compliance, and long-term maintainability. The work strengthened the data model, tests, and tooling used across the repository, delivering measurable business value in terms of correctness, maintainability, and compliance.

January 2026

15 Commits • 5 Features

Jan 1, 2026

January 2026 monthly summary: Delivered cross-repo improvements across oat-sa/tao-community, oat-sa/extension-tao-itemqti, oat-sa/tao-core and related extensions, focusing on stability, parsing accuracy, and CI reliability. Key features include extension compatibility updates with updated dependencies and bump of oat-sa/extension-tao-testqti to 49.0.1; HTML5 figure/figcaption parsing support in the QTI item model with namespace handling; post-processing cleanup to remove the fixed attribute from hottext and hotspotChoice; and CodeRabbit-based code quality configuration enabling remote checks. Also fixed CodeRabbit configuration URL paths across core-related repos to ensure CI reliability. These changes enhance extension compatibility, parsing accuracy, test coverage, and CI quality gates, delivering measurable business value through more stable releases, faster feedback, and improved code quality.

December 2025

4 Commits • 2 Features

Dec 1, 2025

December 2025: Across oat-sa/tao-community and oat-sa/tao-core, delivered substantial enhancements to testing reliability, user feedback, and internationalization. Key deliverables include upgrading the TestQTI testing framework, improving deletion error messaging, and expanding localization with updated translations and UI strings. These changes reduce friction for users and position the platform for broader adoption in multilingual environments.

November 2025

48 Commits • 10 Features

Nov 1, 2025

Monthly summary for 2025-11 focused on stabilizing and scaling the scale handling for QTI tests in oat-sa/extension-tao-testqti. Major initiatives centered on fixing AUT-4369 scale-selector rendering and duplicates, implementing a complete ScaleHandler integration for outcome declarations, and hardening scale persistence and validation to reduce test flakiness and improve reproducibility across test runs.

October 2025

2 Commits • 1 Features

Oct 1, 2025

October 2025 monthly summary for oat-sa/extension-tao-testqti highlights: BranchRule exception handling cleanup and dependency update documentation. Key outcomes include replacing BranchRuleConsistencyException with BranchRuleTargetException and removing related BranchRule validation tests to simplify error paths and reduce maintenance burden. Additionally, a dependency update was documented (no code changes) to improve build traceability and reproducibility. Overall impact: reduced complexity in error handling, improved test hygiene, and enhanced auditability of dependencies. Technologies/skills demonstrated: Git-based change management, exception design, test hygiene, and documentation discipline.

September 2025

4 Commits • 2 Features

Sep 1, 2025

2025-09 monthly summary for oat-sa/extension-tao-testqti: Implemented Branch Rule Validation across the XML editor and Export/Publish tasks with centralized validation in qtisdk and unified exception handling. Added comprehensive unit tests covering valid/invalid scenarios and migrated business logic to qtisdk. Introduced Document Validation on Export to ensure QTI content validity before export. Refactors and testing improved maintainability and reduced risk of invalid exports.

July 2025

1 Commits • 1 Features

Jul 1, 2025

July 2025 performance summary for oat-sa/extension-tao-itemqti: Focused delivery on documenting the REMOTE_LIST_SCALE feature flag to enable clear usage, purpose, and impact guidance for remote list item scaling. This documentation supports safer feature flag governance and faster developer onboarding. No major bugs fixed in this repository during the month. Overall impact includes improved maintainability, clearer flag governance, and a solid foundation for scalable remote list behavior. Technologies/skills demonstrated include technical writing for feature flags, Git-based documentation, and adherence to commit hygiene.

June 2025

4 Commits • 1 Features

Jun 1, 2025

June 2025 performance summary for oat-sa/tao-community: Focused on release engineering for the 2025.07 cycle. Delivered consolidated release packaging with dependency updates and version bumps, ensuring a consistent and reproducible build. Updated composer.lock across doctrine/deprecations, firebase/php-jwt, nesbot/carbon, oat-sa extensions, Tao extensions, and tao-core; applied a tao-core patch bump and a general release version bump to finalize the 2025.07 tag. Resolved packaging conflicts and completed the release tagging to enable a smooth deployment path.

May 2025

2 Commits • 1 Features

May 1, 2025

May 2025 performance highlights for oat-sa/tao-core: Focused on runtime extensibility for parsing and ensuring data freshness through indexing reliability. Delivered dynamic parser registration for RemoteSource and fixed indexing behavior to keep search indexes up-to-date, reinforcing developer productivity and business value.

April 2025

4 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary: Delivered cross-repo enhancements across tao-core-ui-fe, tao-item-runner-qti-fe, and extension-tao-testqti. Implemented robust transcription URL generation gating for taomedia resources to ensure correct resource handling, introduced metadata-aware test package export versioning to prevent empty manifests, and improved version mismatch handling. The work reduces incorrect processing, stabilizes UI rendering and test export workflows, and demonstrates strong collaboration across repositories.

March 2025

42 Commits • 12 Features

Mar 1, 2025

March 2025 monthly summary focusing on transcription-enabled media and QTI rendering improvements across oat-sa/tao-item-runner-qti-fe, oat-sa/tao-core-ui-fe, and oat-sa/tao-community. Key features delivered include end-to-end transcription URL support in QTI rendering and media interactions, integration of transcription data into the media player workflow, transcription UI/template enhancements, and transcription configuration refactors. Major UX and styling updates accompany improved data propagation and metadata handling, delivering more faithful previews and accessible playback experiences. Notable quality improvements include lint fixes, security hardening for transcription IDs, and a backport alignment in the community repo to stabilize builds. Business value realized: improved accessibility and discoverability of transcription content, streamlined transcription workflows for media playback, and more reliable rendering previews, enabling faster content review and higher-quality user experiences across educational content delivery.

February 2025

1 Commits

Feb 1, 2025

February 2025 monthly summary for oat-sa/extension-tao-testqti. Focused on data integrity in manifest metadata by fixing duplicate custom property entries and tightening property management in MetadataLomService.

January 2025

3 Commits • 1 Features

Jan 1, 2025

January 2025: Delivered reliability improvements and code-quality enhancements across two repos. In oat-sa/tao-core-ui-fe, fixed the File Browser to load and filter correctly by considering only files (not subdirectories) when determining if all children have loaded, and by recognizing file objects via the presence of a 'link' property. This ensures the file list refresh updates accurately and file operations target the correct items. Commits: 4f2060723d9363100f65413397de170b15ee4f25; b50ef1c21216bc7b8ada17093559d53d7753af15. In oat-sa/extension-tao-testqti, implemented a phpcs-compliant spacing adjustment in QtiTestService (no functional changes); commit: 91be709811169dc16f90068ccc4bc6ac4d2ba68f. Overall impact: improved frontend reliability for file operations, reduced risk of misprocessed items, and stronger adherence to coding standards across codebases. Technologies/skills demonstrated: JavaScript/TypeScript frontend development, ESLint and phpcs compliance, code quality practices, cross-repo collaboration, and maintainability improvements.

December 2024

19 Commits • 4 Features

Dec 1, 2024

December 2024 monthly summary for oat-sa/extension-tao-testqti: Delivered major QTI test runner and tooling enhancements across validation, import/downgrade, plugin management, and SDK setup, plus code quality improvements. These changes improve reliability, security, and developer experience while enabling safer content imports and flexible runtime configuration. Business value: more robust test execution, easier maintenance, and quicker feature enablement across the QTI extension.

November 2024

6 Commits • 3 Features

Nov 1, 2024

November 2024 monthly summary focused on delivering core features, stabilizing data workflows, and upgrading dependencies to maintain compatibility and performance. Key outcomes across repositories oat-sa/extension-tao-testqti and oat-sa/tao-community include codebase cleanup, data integrity improvements, improved labeling for imported tests, and an essential dependency upgrade path that reduces risk in future releases.

Activity

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Quality Metrics

Correctness89.8%
Maintainability88.6%
Architecture85.6%
Performance85.2%
AI Usage22.4%

Skills & Technologies

Programming Languages

HTMLJSONJavaScriptMarkdownPHPPORDFSCSSXMLYAML

Technical Skills

API DevelopmentAPI IntegrationAPI developmentAPI integrationAsynchronous ProgrammingBackend DevelopmentBackportingCSSCode ClarityCode FormattingCode OrganizationCode QualityCode RefactoringCodeSnifferComposer

Repositories Contributed To

7 repos

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

oat-sa/extension-tao-testqti

Nov 2024 Jan 2026
9 Months active

Languages Used

PHPHTMLJSONJavaScriptYAML

Technical Skills

API DevelopmentBackend DevelopmentCode RefactoringPHP DevelopmentAPI IntegrationCode Clarity

oat-sa/tao-core-ui-fe

Jan 2025 Jan 2026
4 Months active

Languages Used

JavaScriptHTMLSCSSYAML

Technical Skills

Front End DevelopmentJavaScriptAsynchronous ProgrammingCSSFront-end DevelopmentHTML

oat-sa/extension-tao-itemqti

Jul 2025 Feb 2026
3 Months active

Languages Used

JSONMarkdownPHPXMLYAMLJavaScript

Technical Skills

documentationfeature flag managementPHPPHP developmentXML parsingXML processing

oat-sa/tao-community

Nov 2024 Jan 2026
5 Months active

Languages Used

JSONPHP

Technical Skills

BackportingDependency ManagementComposerPHPRelease Managementdependency management

oat-sa/tao-item-runner-qti-fe

Mar 2025 Apr 2025
2 Months active

Languages Used

JavaScript

Technical Skills

Front End DevelopmentFront-end DevelopmentJavaScriptRefactoring

oat-sa/tao-core

May 2025 Jan 2026
3 Months active

Languages Used

PHPPORDFYAML

Technical Skills

Backend DevelopmentPHPbackend developmentinternationalizationlocalizationtranslation management

oat-sa/extension-tao-itemqti-pci

Jan 2026 Jan 2026
1 Month active

Languages Used

YAML

Technical Skills

configuration management