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Evan Liu

PROFILE

Evan Liu

Worked on enhancing on-device speech recognition capabilities in the mozilla/gecko-dev repository by updating the Web Speech API to align with evolving specifications. This involved renaming methods, improving multi-language handling, and introducing a processLocally flag to replace the previous mode attribute, all implemented using JavaScript and the Speech Recognition API. Updated web-platform-tests to reflect these changes, ensuring accurate installation and execution while improving cross-browser consistency through API unprefixing and biasing test adjustments. The work focused on increasing reliability and maintainability, enabling offline speech recognition and safer test cycles, with all changes thoroughly validated through targeted test coverage.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

3Total
Bugs
0
Commits
3
Features
1
Lines of code
218
Activity Months1

Work History

June 2025

3 Commits • 1 Features

Jun 1, 2025

Month 2025-06: Focused on delivering and stabilizing on-device Web Speech API work in mozilla/gecko-dev. Key deliverables include spec-aligned on-device API updates (renamed methods, enhanced multi-language handling) and the introduction of a new processLocally flag to replace the mode attribute. Updated web-platform-tests to reflect spec changes and ensure correct installation, execution, and results. Implemented API unprefixing and adjusted related biasing tests to improve cross-browser consistency. These changes were executed with targeted commits and linked bug work, contributing to increased reliability, maintainability, and business value by enabling offline, accurate speech recognition and safer test cycles.

Activity

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Quality Metrics

Correctness96.6%
Maintainability93.4%
Architecture93.4%
Performance86.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

HTMLJavaScript

Technical Skills

JavaScriptSpeech Recognition APIWeb Platform TestingWeb Platform TestsWeb Speech API

Repositories Contributed To

1 repo

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

mozilla/gecko-dev

Jun 2025 Jun 2025
1 Month active

Languages Used

HTMLJavaScript

Technical Skills

JavaScriptSpeech Recognition APIWeb Platform TestingWeb Platform TestsWeb Speech API