Eugene O'neill
Staff UI Engineer at LinkedIn
San Diego, California, United States
Summary
👤
Senior🎓
Top SchoolEugene O'Neill is a Staff UI Engineer in San Diego with over 14 years of hands-on web development experience, focused on building developer-facing platforms and polished user experiences. At LinkedIn he helped shape the Developer Platform and one-click Apply with LinkedIn while contributing to the site's JavaScript architecture and developer tooling. He brings deep front-end expertise—CSS, progressive enhancement, accessibility—and has improved major open-source projects like embroider (Ember build tooling) and Compass with practical compatibility and build fixes. Comfortable across the stack, Eugene has a track record of shipping production SDKs, developer sandboxes, and microsite migrations while also running projects end-to-end for clients. Outside work he pairs a maker’s mindset with creative hobbies—sketching, machining, and amateur astronomy—that reflect a pragmatic, detail-oriented approach to engineering.
14 years of coding experience
6 years of employment as a software developer
BS Computer Science, BS Computer Science at University of California, Riverside
Stackoverflow
21reputation
1kreached
0answers
1question
Github Skills (19)
compatible10
javascript10
preprocessing10
preprocess10
css10
sass10
browser-support10
emberjs10
preprocessor10
babeljs8
babel68
babel-core8
unit-testing7
webpack7
vite7
Programming languages (6)
Github contributions (5)
embroider-build/embroider
Jul 2021 - Feb 2022
Compiling Ember apps into spec-compliant, modern Javascript.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:1 review, 6 commits, 2 PRs in 7 months
Contributions summary:Eugene primarily focused on enhancing the `embroider-build/embroider` repository, specifically by improving its compatibility with Ember.js addon features. Their contributions included adding support for template literals, handling wrapped HTMLBars plugins, and implementing support for Ember CLI addon proxies. Furthermore, the user addressed ordering issues in addon merging and performed minor fixes within the project's build process and related compatibility layers.
ember-addoncompliantjavascriptspec-compliantspec
Compass/compass
Oct 2013 - Nov 2013
Compass is no longer actively maintained. Compass is a Stylesheet Authoring Environment that makes your website design simpler to implement and easier to maintain.
Role in this project:Front-end Developer
Front-end DeveloperContributions:9 commits in 1 month
Contributions summary:Eugene primarily focused on updating the Compass stylesheet authoring environment with browser support updates. Their work involved modifying CSS files, specifically addressing the prefixing and support for features like `user-select`, `placeholder`, and `regions`. They also updated the project's unit tests and font-related functionality. This suggests a focus on improving the CSS framework's compatibility and expanding its features.
actively-maintainedstylesheetcssauthoringcompass
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