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Manuel Javier Miguel

PROFILE

Manuel Javier Miguel

Manuel Miguel contributed to the SUI-Components repository by delivering targeted accessibility enhancements and UI consistency improvements, as well as implementing robust campaign attribution features. He improved screen reader support and semantic HTML in React components using ARIA patterns and WCAG-aligned engineering, and unified Atom Switch styling by migrating hardcoded CSS values to design tokens for maintainability. In the SUI repository, Manuel introduced UTM-based campaign tracking with a fallback to STC, refactored configuration for flexible analytics integration, and expanded unit tests for attribution logic. His work demonstrated depth in JavaScript, SCSS, and front-end development, resulting in more accessible, maintainable, and reliable components.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

7Total
Bugs
1
Commits
7
Features
2
Lines of code
289
Activity Months3

Work History

August 2025

4 Commits • 1 Features

Aug 1, 2025

August 2025 — SUI Components (repo: SUI-Components/sui) delivered campaign attribution improvements with UTMs. Implemented UTM-based campaign tracking support with a safe fallback to STC, refactored the tracking types configuration for greater flexibility, and expanded tests for the campaign detail extraction logic. The changes improve attribution accuracy across channels, ensure backward compatibility, and reduce future maintenance costs. Overall impact includes more reliable marketing ROI measurements and a cleaner, test-driven implementation.

May 2025

1 Commits

May 1, 2025

May 2025 monthly summary focusing on UI consistency improvements in the SUI-Components repository. Key work centered on stabilizing the Atom Switch visuals by replacing hardcoded box shadow values with a shared design token, enhancing consistency across variants and simplifying future theming.

March 2025

2 Commits • 1 Features

Mar 1, 2025

Month 2025-03: Delivered targeted accessibility enhancements for Notification and AtomUpload components within SUI-Components. Implemented ARIA attributes and proper role on the notification icon to improve screen reader support, and adjusted the AtomUpload heading from h4 to p to maintain a valid heading hierarchy. Changes delivered via two commits, reinforcing semantic HTML and accessible UX. No major bugs fixed this month. Impact includes increased accessibility compliance, improved user experience for assistive technologies, and a stronger foundation for future accessible component design. Technologies demonstrated include ARIA patterns, semantic HTML, WCAG-aligned accessibility engineering, and precise commit-based instrumentation.

Activity

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Quality Metrics

Correctness95.8%
Maintainability97.2%
Architecture94.2%
Performance97.2%
AI Usage20.0%

Skills & Technologies

Programming Languages

JavaScriptSCSS

Technical Skills

AccessibilityAnalytics IntegrationCSSFront End DevelopmentFront-end DevelopmentJavaScriptReactRefactoringTestingURL ParametersUnit Testing

Repositories Contributed To

2 repos

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

SUI-Components/sui

Aug 2025 Aug 2025
1 Month active

Languages Used

JavaScript

Technical Skills

Analytics IntegrationFront-end DevelopmentJavaScriptRefactoringTestingURL Parameters

SUI-Components/sui-components

Mar 2025 May 2025
2 Months active

Languages Used

JavaScriptSCSS

Technical Skills

AccessibilityFront End DevelopmentFront-end DevelopmentReactCSS

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