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Pawel Korczak

PROFILE

Pawel Korczak

Worked extensively on the oat-sa/extension-tao-itemqti and oat-sa/extension-tao-itemqti-pci repositories, delivering features and fixes that improved assessment authoring, audio recording reliability, and math input handling. Leveraged JavaScript, PHP, and CSS to enhance UI/UX, stabilize build pipelines, and implement robust state management for recording attempts and math entry workflows. Addressed cross-browser compatibility and accessibility, ensuring consistent user experiences across sessions and devices. Applied database migration and dependency management skills to maintain forward compatibility and streamline upgrades. The work demonstrated a methodical approach to backend and frontend development, focusing on data integrity, maintainability, and measurable improvements in user workflows.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

37Total
Bugs
11
Commits
37
Features
11
Lines of code
434,964
Activity Months10

Work History

June 2026

6 Commits • 1 Features

Jun 1, 2026

June 2026 monthly performance summary for oat-sa/extension-tao-itemqti-pci. Focused on delivering robust math input handling, cross-browser media playback stability, and backward compatibility in the MathEntry workflow. Outcomes include improved user experience for fraction entry with IME, Safari autoplay reliability, and preservation of legacy gap responses during restoration, contributing to increased assessment reliability and accessibility.

March 2026

3 Commits • 2 Features

Mar 1, 2026

March 2026 monthly summary for oat-sa/extension-tao-testqti. Focused on reliability, performance, and frontend optimization. Key outcomes include: (1) QTI test extension now disables concurrent test sessions to prevent conflicts and flaky test runs, aligning with AUT-4470. (2) Added a guard for invalid JSON data in json_encode to prevent downstream failures in syncSubmissionMode. (3) Implemented a JavaScript bundle build to improve frontend load performance and overall user experience. These efforts reduce runtime errors, improve load times, and strengthen CI/QA stability.

September 2025

2 Commits

Sep 1, 2025

This month, the team delivered stability improvements for the Audio Recording feature and prepared data migration to version 1.3.3 in the oat-sa/extension-tao-itemqti-pci repository. Key focus was ensuring the recording attempt counter resets correctly when navigating between items during an active recording, proper increment on new recordings, and implementing a migration to correctly apply recordsAttempts state for version 1.3.3. These changes reduce recording errors, improve user experience during item navigation, and ensure forward compatibility with 1.3.3 deployments.

August 2025

6 Commits • 2 Features

Aug 1, 2025

In August 2025, focused on stabilizing and expanding the Audio Recording workflow in oat-sa/extension-tao-itemqti-pci, delivering reliable state management improvements and a PCI migration to track recording attempts. The work reduced edge-case failures in resets and loading of recording state, and prepared the codebase for better analytics and testing coverage around recording attempts.

July 2025

4 Commits • 1 Features

Jul 1, 2025

July 2025 monthly summary: Focused delivery on analytics-enabled recording flows, stability improvements, and cross-session reliability within oat-sa/extension-tao-itemqti-pci. Key features delivered include API enhancement for recording attempts analytics; major bugs fixed to restore stability and reliability across sessions; and lifecycle hardening to prevent incorrect counters. Overall impact: better user behavior visibility, more consistent recording interactions, and reduced risk of state loss. Technologies demonstrated: API design and response shaping, client-side state persistence across serialization/deserialization, and robust rollback strategies for JS changes.

March 2025

1 Commits • 1 Features

Mar 1, 2025

2025-03 Monthly Summary for oat-sa/extension-tao-itemqti. Focused on dependency hygiene, stability, and maintainability. Key feature delivered: upgrade of tao-item-runner-qti to version 2.6.3 across the repository to leverage the latest features, fixes, and compatibility improvements. Implemented via updates to package.json and package-lock.json (commit 51b71edb24a734fe4ddad2e964cbe22492db05a6). No major user-facing features introduced this month beyond the dependency upgrade, and no critical bugs were reported in this repo.

February 2025

1 Commits

Feb 1, 2025

February 2025 monthly summary for oat-sa/tao-item-runner-qti-fe focused on accessibility and reliability improvements in the ChoiceInteraction flow. Implemented a keyboard-driven interaction fix that validates instructions, triggers appropriate state updates, and improves focus management to streamline keyboard usage in the QTI item runner.

January 2025

7 Commits • 2 Features

Jan 1, 2025

January 2025: Delivered key feature and reliability improvements for the oat-sa/extension-tao-itemqti extension. User-facing math input editor enhancements include terminology change from Equivalence to Congruent, keyboard support for brackets, improved bracket handling via typedText, and tangent symbol functionality, with associated test updates. Implemented vertical writing for choice interactions to improve text input UX. Stabilized the JavaScript build process and ensured proper integration of the QTI item loader, reducing build failures and improving release reliability. These efforts enhance authoring efficiency, reduce runtime issues, and demonstrate strong skills in UI/UX, build pipelines, and test-driven development.

December 2024

1 Commits • 1 Features

Dec 1, 2024

December 2024: Maintained and upgraded core extension dependency for oat-sa/tao-community to ensure stability, security, and compatibility with downstream integrations. Key action was upgrading oat-sa/extension-tao-itemqti to 30.25.2, with composer.lock refreshed to reflect the new version, content hash, and git references. The month focused on maintenance and release readiness, with no high-severity regressions introduced.

November 2024

6 Commits • 1 Features

Nov 1, 2024

November 2024 monthly summary for the oat-sa/extension-tao-itemqti repository, focusing on delivering robust value configuration, stable scoring behavior, and hardened input handling. The work enhances data integrity, user experience, and cross-interaction consistency, unlocking more reliable item authoring and scoring workflows for customers.

Activity

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Quality Metrics

Correctness87.6%
Maintainability86.0%
Architecture83.2%
Performance80.6%
AI Usage24.4%

Skills & Technologies

Programming Languages

CSSJSONJavaScriptPHPXMLYAML

Technical Skills

API developmentBackend DevelopmentBug FixCI/CDCSSDOM ManipulationDatabase MigrationDependency ManagementEvent HandlingFront End DevelopmentFront-end DevelopmentGitJavaScriptJavaScript DevelopmentJavaScript Testing

Repositories Contributed To

5 repos

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

oat-sa/extension-tao-itemqti-pci

Jul 2025 Jun 2026
4 Months active

Languages Used

JavaScriptPHPJSONXMLYAML

Technical Skills

Backend DevelopmentBug FixFront End DevelopmentFront-end DevelopmentJavaScriptJavaScript Development

oat-sa/extension-tao-itemqti

Nov 2024 Mar 2025
3 Months active

Languages Used

JavaScriptCSSJSON

Technical Skills

JavaScriptUI/UX designfront end developmentCSSunit testingdependency management

oat-sa/extension-tao-testqti

Mar 2026 Mar 2026
1 Month active

Languages Used

JavaScriptPHP

Technical Skills

API developmentJavaScriptPHPPHP frameworksQTI standardsbackend development

oat-sa/tao-community

Dec 2024 Dec 2024
1 Month active

Languages Used

JSON

Technical Skills

Dependency Management

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

Feb 2025 Feb 2025
1 Month active

Languages Used

JavaScript

Technical Skills

Front End DevelopmentJavaScript