Theresa O'connor
Manager, Web Standards And Safari & WebKit Evangelism at W3C
San Francisco, California, United States
Summary
🤩
Rockstar🎓
Top SchoolTheresa O'connor is a seasoned web standards leader with 18 years of experience shaping browser behavior and interoperability from the trenches of Apple’s WebKit team to industry bodies like W3C and Ecma International. As Manager of Web Standards at Apple and a long-time contributor to WHATWG, CSSWG and Bikeshed, she blends hands-on spec editing and technical writing with programmatic leadership to drive consistent, privacy-aware web platform features. Her roles as W3C Advisory Committee representative, TAG member, and now Ecma President underscore a rare mix of engineering, standards diplomacy, and governance. Based in San Francisco, she pairs deep implementation knowledge—evident in meticulous CSS and Bikeshed contributions—with a strategic view of cross-industry coordination to make the web work for developers and users alike.
19 years of coding experience
9 years of employment as a software developer
Boston College High SchoolBS Computer Science, BS Computer Science at Rose-Hulman Institute of Technology
Github Skills (10)
html10
css10
web-standards10
w3c10
documentation10
emacs9
css-transforms9
selector9
github-ci4
githubaction-workflow4
Programming languages (18)
Github contributions (5)
w3c/csswg-drafts
Jun 2012 - Jul 2021
CSS Working Group Editor Drafts
Role in this project:
Technical Writer
Technical WriterContributions:10 reviews, 5 commits, 3 PRs in 9 years 2 months
Contributions summary:Theresa's contributions primarily involve modifying documentation files related to CSS specifications, specifically the CSS Transforms and Selectors Level 4 drafts. Their work includes fixing typos, adjusting definitions, and incorporating new pseudo-classes for media elements. Additionally, they updated HTML links and formatted the documentation, indicating a focus on improving the accuracy and clarity of the specification documents.
css
speced/bikeshed
Nov 2019 - Jul 2021
:bike: A preprocessor for anyone writing specifications that converts source files into actual specs.
Role in this project:Technical Writer
Technical WriterContributions:1 review, 14 commits, 13 PRs in 1 year 8 months
Contributions summary:Theresa's contributions primarily involve modifying boilerplate files and documentation related to the Bikeshed specification preprocessor. These modifications include adding and updating documentation for the WebExtensions Community Group (WECG), the TAG (Technical Architecture Group), and various W3C status updates. Furthermore, the user corrected and enhanced the Emacs mode for Bikeshed files and updated the expiry notice functionality. This indicates a focus on improving documentation and supporting the usage of Bikeshed across different W3C groups and projects.
preprocessor
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