Juliette Reinders Folmer is an opinionated, passionate busy-body with a prolific portfolio of contributions to various high profile open source projects over the years. She is the current maintainer of [PHP_CodeSniffer](https:\/\/github.com\/PHPCSStandards\/PHP_CodeSniffer), co-author of [PHPCompatibility](https:\/\/github.com\/PHPCompatibility\/PHPCompatibility\/), initiator of [PHPUnit Polyfills](https:\/\/github.com\/Yoast\/PHPUnit-Polyfills) and created the [PHP Cheatsheets](http:\/\/phpcheatsheets.com\/). Juliette regularly speaks at conferences and is always happy to discuss how we can all contribute to changing both the dev-culture as well as our code, to be *better*.<\/p>\n
Juliette is self-employed and based in the Netherlands.<\/p>\n","protected":false},"excerpt":{"rendered":"
Juliette Reinders Folmer is an opinionated, passionate busy-body with a prolific portfolio of contributions to various high profile open source projects over the years. She is the current maintainer of [PHP_CodeSniffer](https:\/\/github.com\/PHPCSStandards\/PHP_CodeSniffer), co-author of [PHPCompatibility](https:\/\/github.com\/PHPCompatibility\/PHPCompatibility\/), initiator of [PHPUnit Polyfills](https:\/\/github.com\/Yoast\/PHPUnit-Polyfills) and created the [PHP Cheatsheets](http:\/\/phpcheatsheets.com\/). Juliette regularly speaks at conferences and is always happy to discuss how […]<\/p>\n","protected":false},"author":8717017,"featured_media":2274,"comment_status":"open","ping_status":"closed","template":"","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"jetpack_seo_schema_type":"","_nakedcatplugins_page_lang":"en","_nakedcatplugins_page_dir":"ltr","_wcpt_user_name":"jrf","footnotes":""},"speaker_group":[],"class_list":["post-2107","wcb_speaker","type-wcb_speaker","status-publish","has-post-thumbnail","hentry"],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/ph3O8V-xZ","avatar_urls":{"24":"https:\/\/secure.gravatar.com\/avatar\/482d3b9e9eaa8b876537d8c7162c96ccbd9437ed0ce7b7ee21de6692254647e8?s=24&d=mm&r=g","48":"https:\/\/secure.gravatar.com\/avatar\/482d3b9e9eaa8b876537d8c7162c96ccbd9437ed0ce7b7ee21de6692254647e8?s=48&d=mm&r=g","96":"https:\/\/secure.gravatar.com\/avatar\/482d3b9e9eaa8b876537d8c7162c96ccbd9437ed0ce7b7ee21de6692254647e8?s=96&d=mm&r=g","128":"https:\/\/secure.gravatar.com\/avatar\/482d3b9e9eaa8b876537d8c7162c96ccbd9437ed0ce7b7ee21de6692254647e8?s=128&d=mm&r=g","256":"https:\/\/secure.gravatar.com\/avatar\/482d3b9e9eaa8b876537d8c7162c96ccbd9437ed0ce7b7ee21de6692254647e8?s=256&d=mm&r=g","512":"https:\/\/secure.gravatar.com\/avatar\/482d3b9e9eaa8b876537d8c7162c96ccbd9437ed0ce7b7ee21de6692254647e8?s=512&d=mm&r=g"},"_links":{"self":[{"href":"https:\/\/netherlands.wordcamp.org\/2026\/wp-json\/wp\/v2\/speakers\/2107","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/netherlands.wordcamp.org\/2026\/wp-json\/wp\/v2\/speakers"}],"about":[{"href":"https:\/\/netherlands.wordcamp.org\/2026\/wp-json\/wp\/v2\/types\/wcb_speaker"}],"author":[{"embeddable":true,"href":"https:\/\/netherlands.wordcamp.org\/2026\/wp-json\/wp\/v2\/users\/8717017"}],"replies":[{"embeddable":true,"href":"https:\/\/netherlands.wordcamp.org\/2026\/wp-json\/wp\/v2\/comments?post=2107"}],"version-history":[{"count":1,"href":"https:\/\/netherlands.wordcamp.org\/2026\/wp-json\/wp\/v2\/speakers\/2107\/revisions"}],"predecessor-version":[{"id":2275,"href":"https:\/\/netherlands.wordcamp.org\/2026\/wp-json\/wp\/v2\/speakers\/2107\/revisions\/2275"}],"sessions":[{"embeddable":true,"href":"https:\/\/netherlands.wordcamp.org\/2026\/wp-json\/wp\/v2\/sessions\/2108?_embed=1&context=view"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/netherlands.wordcamp.org\/2026\/wp-json\/wp\/v2\/media\/2274"}],"wp:attachment":[{"href":"https:\/\/netherlands.wordcamp.org\/2026\/wp-json\/wp\/v2\/media?parent=2107"}],"wp:term":[{"taxonomy":"wcb_speaker_group","embeddable":true,"href":"https:\/\/netherlands.wordcamp.org\/2026\/wp-json\/wp\/v2\/speaker_group?post=2107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}