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Miguel Fonseca

Automattic

@mcsf Lisboa, Portugal joined Dec 2012

lamda.blog github.com/mcsf Slack: @mcsf
    Teams Core
    Languages pt_PT

    Badges

    CODE
    4 badges
    Core Contributor '15 Core Team '20 Meta Contributor '18 Plugin Developer
    CONTENT
    1 badge
    Documentation Contributor '22
    COMMUNITY
    1 badge
    WordCamp Speaker '19
    POLYGLOTS
    2 badges
    Translation Contributor '15 Translation Editor '15

    Current Job

    Present
    Automattic

    Recent impact

    Score weights high-impact work (commits, releases, approved translations, props) at 3x routine activity.

    Last 30 days
    13contributions
    high8
    medium5
    score29
    Last 90 days
    33contributions
    high14
    medium19
    score61
    Last 12 months
    168contributions
    high82
    medium86
    score332

    Team focus

    Share of contributions across teams during the last 365 days

    WordPress releases

    Contributed to 23 releases
    • 7.0
    • 6.9
    • 6.8
    • 6.7
    • 6.6
    • 6.5
    • 6.4
    • 6.3
    • 6.2
    • 6.1
    • 6.0
    • 5.9
    • 5.8
    • 5.7
    • 5.6
    • 5.5
    • 5.4
    • 5.3
    • 5.2
    • 5.1
    • 5.0
    • 4.1
    • 3.9

    Time commitment

    35 hours per week of sponsored contribution time

    Contributions

    Type
    August 2026
    Aug 05 Wed · 11:48
    Core high
    Merged pull request #81216 into WordPress/gutenberg:
    Backport #81151 to 7.1 (Core Data: saveDirtyEntities: improve messaging of server errors)
    Aug 05 Wed · 10:59
    Core med
    Submitted pull request #81216 to WordPress/gutenberg:
    Backport #81151 to 7.1 (Core Data: saveDirtyEntities: improve messaging of server errors)
    Aug 04 Tue · 15:43
    Core med
    Closed issue #74447 on the WordPress/gutenberg repository:
    Global Styles: Additional CSS may not display any error on failure to…
    Aug 04 Tue · 15:43
    Core high
    Merged pull request #81151 into WordPress/gutenberg:
    Core Data: saveDirtyEntities: improve messaging of server errors
    Aug 04 Tue · 12:51
    Core med
    Closed pull request #77447 on WordPress/gutenberg:
    Global Styles: Show error when Additional CSS fails to save
    Aug 04 Tue · 12:48
    Core med
    Submitted pull request #81151 to WordPress/gutenberg:
    Core Data: saveDirtyEntities: improve messaging of server errors
    July 2026
    Jul 15 Wed · 04:25
    Core high
    Mentioned in [62748] on WordPress SVN:
    Icons: Add APIs for collection and icon registration
    Jul 14 Tue · 15:16
    Core high
    Mentioned in [62736] on WordPress SVN:
    Icons: Add `wp_get_icon()` to render registered icons.
    Jul 10 Fri · 12:03
    Core high
    Mentioned in [62685] on WordPress SVN:
    Administration: Show part of the excerpt for untitled posts in the list table Compact view.
    Jul 09 Thu · 19:33
    Core med
    Closed pull request #79527 on WordPress/gutenberg:
    Playlist block: Workaround: Prevent escaping of HTML entities in attributes

    Developer

    1 plugin

    Contributor

    1 plugin

    Completed courses

    1 completed

    Browse courses on Learn WordPress

    Translations

    1 locale
    pt_PT Português (Portuguese) Plugins Translation Editor Translation Contributor

    Translation editor for 1 project.

    Jetpack – WP Security, Backup, Speed, & Growth

    Contributed translations to 3 projects.

    Gutenberg Jetpack – WP Security, Backup, Speed, & Growth WordPress 7.0.x - Development

    View all on translate.wordpress.org