Felix Arntz (@flixos90) – WordPress user profile | WordPress.org

Profiles

Member Since: November 28th, 2012
Location: San Francisco, USA
Website: felix-arntz.me
GitHub: felixarntz
Job Title: Developer Relations Engineer
Employer: Google
Find me on:

Bio

Software Engineer at Google. WordPress Core Committer. Previously Yoast. Runner, musician, movie geek. Aprendiendo español. Fueled by Mountain Dew.

Interests

Music Production. Movies. Brostep. WWE. Cocktails. Soccer. Running.

Contributions Sponsored

Google sponsors Felix Arntz to contribute 15 hours per week to the Core team.

Contribution History

Core Contributor
Core Performance Contributor
Core Performance Team
Core Team
Documentation Contributor
Meta Contributor
Plugin Developer
Translation Contributor
Translation Editor
WordCamp Organizer
WordCamp Speaker

Activity
Plugins
Favorites
Translations

Submitted pull request #3536 to WordPress/wordpress-develop:
Fix `wp_head` performance regression for classic themes
1 day ago
Mentioned in [54692] on Core SVN:
Query: Move cache key generation to its own method.
3 days ago
Mentioned in [54685] on Core SVN:
Query: Move cache key generation to its own method.
4 days ago
Committed [2803623] to Plugins SVN:
tagged version 1.86.0
4 days ago
Committed [2803621] to Plugins SVN:
updated to version 1.86.0.
4 days ago
Mentioned in [54682] on Core SVN:
I18N: Change how `WP_Textdomain_Registry` stores the default languages path.
4 days ago
Mentioned in [54669] on Core SVN:
I18N: Change how `WP_Textdomain_Registry` stores the default languages path.
4 days ago
Closed issue #97 on the WordPress/performance repository:
Add a performance tab under Site Health
1 week ago
Closed issue #97 on the WordPress/performance repository:
Add a performance tab under Site Health
1 week ago
Closed issue #182 on the WordPress/performance repository:
Disable Excess WP Head Requests
1 week ago
Closed issue #182 on the WordPress/performance repository:
Disable Excess WP Head Requests
1 week ago
Reopened ticket #39210 on Core Trac:
switch_to_locale() unloads all plugin and theme translations
1 week ago
Created ticket #56849 on Core Trac:
Modify `_config_wp_home()` and `_config_wp_siteurl()` to become ...
1 week ago
Created ticket #56848 on Core Trac:
Avoid initializing WP_Recovery_Mode when fatal error handler is disabled
1 week ago
Merged pull request #557 into WordPress/performance:
Update CONTRIBUTING.md (follow up)
1 week ago
Created issue #560 in the WordPress/performance repository:
WebP upload configuration checkbox not showing in Settings > Media for multisite
2 weeks ago
Closed issue #548 on the WordPress/performance repository:
Prepare 1.6.0 release
2 weeks ago
Merged pull request #559 into WordPress/performance:
Merge 1.6.0 back into `trunk`
2 weeks ago
Submitted pull request #559 to WordPress/performance:
Merge 1.6.0 back into `trunk`
2 weeks ago
Merged pull request #558 into WordPress/performance:
Prepare 1.6.0 release
2 weeks ago
Submitted pull request #558 to WordPress/performance:
Prepare 1.6.0 release
2 weeks ago
Submitted pull request #557 to WordPress/performance:
Update CONTRIBUTING.md (follow up)
2 weeks ago
Merged pull request #555 into WordPress/performance:
Update CONTRIBUTING.md, update README, and remove docs folder
2 weeks ago
Mentioned in [54499] on Core SVN:
Help/About: Update the About page for 6.1.
2 weeks ago
Created issue #554 in the WordPress/performance repository:
Revamp available focus areas
2 weeks ago
Closed issue #525 on the WordPress/performance repository:
Add checkbox to Media screen to enable multi MIME type output (WebP...
3 weeks ago
Mentioned in [54417] on Core SVN:
Media: ensure the `wp_editor_set_quality` filter consistently passes the correct output mime type.
3 weeks ago
Submitted pull request #553 to WordPress/performance:
Implement foundation for a Server-Timing API
3 weeks ago
Created issue #551 in the WordPress/performance repository:
Introduce Server-Timing API as part of infrastructure
4 weeks ago
Confirmed as a speaker for WordCamp US 2022
4 weeks ago
Closed issue #531 on the WordPress/performance repository:
Bump minimum WordPress requirement to 6.0
4 weeks ago
Merged pull request #549 into WordPress/performance:
Bump minimum WordPress requirement to 6.0
4 weeks ago
Merged pull request #546 into WordPress/performance:
Update `@wordpress/env` to latest version
1 month ago
Closed issue #540 on the WordPress/performance repository:
Add `can-load.php` files to load Site Health checks for persistent cache and...
1 month ago
Merged pull request #543 into WordPress/performance:
Only load Site Health checks for persistent cache and full page cache...
1 month ago
Closed issue #539 on the WordPress/performance repository:
Readme changelog command is broken
1 month ago
Closed issue #466 on the WordPress/performance repository:
Prepare 1.5.0 release
1 month ago
Submitted pull request #541 to WordPress/performance:
Merge 1.5.0 back into `trunk`
1 month ago
Created issue #540 in the WordPress/performance repository:
Add `can-load.php` files to load Site Health checks for persistent cache and...
1 month ago
Merged pull request #538 into WordPress/performance:
Prepare 1.5.0 release
1 month ago
Created issue #539 in the WordPress/performance repository:
Readme changelog command is broken
1 month ago
Submitted pull request #538 to WordPress/performance:
Prepare 1.5.0 release
1 month ago
Merged pull request #536 into WordPress/performance:
Update Releasing-the-plugin.md
1 month ago
Created issue #531 in the WordPress/performance repository:
Bump minimum WordPress requirement to 6.0
1 month ago
Merged pull request #508 into WordPress/performance:
Include section on branch name requirements to GitHub workflow documentation
1 month ago
Wrote a new post, Performance team meeting summary 13 September 2022, on the site Make WordPress Core:
Meeting agenda here and the full chat log is available beginning here on Slack. Announcements…
2 months ago
Mentioned in [54145] on Core SVN:
Options, Meta APIs: Add a new `pre-option` filter.
2 months ago
Created issue #526 in the WordPress/performance repository:
Module Proposal: Optimized Autoloaded Options
2 months ago
Created issue #525 in the WordPress/performance repository:
Add checkbox to Media screen to enable multi MIME type output (WebP...
2 months ago
Created issue #524 in the WordPress/performance repository:
Modify WebP default behavior to follow latest decision (generate only WebP for...
2 months ago

Developer

Attachment Taxonomies

Active Installs: 1,000+
Bootstrap for Contact Form 7

Active Installs: 20,000+
Feature Policy

Active Installs: 200+
Native Lazyload

Active Installs: 10,000+
Reporting API

Active Installs: 40+
Share Target

Active Installs: Less than 10
Site Kit by Google - Analytics, Search Console, AdSense, Speed

Active Installs: 2+ million
Torro Forms Bootstrap Markup

Active Installs: 10+
WP GDPR Cookie Notice

Active Installs: 1,000+
WP-API JSON Feed

Active Installs: 20+

Contributor

Lazy Loading Feature Plugin

Active Installs: 800+
WP Multi Network

Active Installs: 200+

Support Rep

Performance Lab

Active Installs: 20,000+

Plugins

Themes

Deutsch (German) Plugins Translation Editor - #de_DE

AMP

Active Installs: 500,000+
Attachment Taxonomies

Active Installs: 1,000+
Bootstrap for Contact Form 7

Active Installs: 20,000+
GiveWP – Donation Plugin and Fundraising Platform

Active Installs: 100,000+
Torro Forms

Active Installs: 1,000+
WP User Activity

Active Installs: 900+
WP User Profiles

Active Installs: 600+

Deutsch (Sie) (German (Formal)) Translation Contributor - #de_DE_formal

Akismet Spam Protection, ALO EasyMail Newsletter, Attachment Taxonomies, Booking Calendar, Bootstrap for Contact Form 7, Contact Form Clean and Simple, Contact Form 7, Flamingo, GiveWP – Donation Plugin and Fundraising Platform, Gmedia Photo Gallery, Jetpack – WP Security, Backup, Speed, & Growth, MailPress, MW WP Form, Options Definitely, Post Types Definitely, SendPress Newsletters, Slim Jetpack, SiteOrigin Widgets Bundle, Tailor Page Builder, Contact Form for WordPress – Ultimate Form Builder Lite, User Feedback, Usernoise modal feedback / contact form, WP User Activity, WP User Profiles, and MailPoet Newsletters (Previous)

Deutsch (German) Translation Contributor - #de_DE

Akismet Spam Protection, Attachment Taxonomies, Bootstrap for Contact Form 7, DPortfolio, Easy Digital Downloads – Simple eCommerce for Selling Digital Files, GiveWP – Donation Plugin and Fundraising Platform, Lexicata, Options Definitely, Post Types Definitely, Projects by WooThemes, Tailor Page Builder, Torro Forms, Contact Form for WordPress – Ultimate Form Builder Lite, WP Encrypt, WP Multi Network, WP User Activity, Google Forms, and WordPress 4.5.x

Español (Spanish (Spain)) Translation Contributor - #es_ES

Advanced Excerpt, Bootstrap for Contact Form 7, SiteOrigin Widgets Bundle, and Widget Context

English (Canada) Translation Contributor - #en_CA

Bootstrap for Contact Form 7