Joost de Valk is an entrepreneur and application software developer from Wijchen, Netherlands who is best known for Yoast SEO.
Michael David, the author of WordPress Search Engine Optimization (2015), referred to it as "the granddaddy of all SEO plugins".
[12] In January 2019 De Valk stepped down as CEO to become Chief Product Officer for Yoast and began working for WordPress in marketing.
[14] De Valk left his position with WordPress after six months citing a failure to see his place in the organization.
[16] When De Valk was twelve years old he borrowed money from his parents for a computer; he then began building websites.