A developer responsible for server-side application behaviour, including business logic, data access and APIs. Languages depend on the project. The role does not require mastery of every popular programming language.
A PHP and Symfony-based content management system. It supports custom content types; requirements and support must be assessed for the specific version.
A toolkit for web interfaces, including layout grids, styles and reusable components. Bootstrap also includes JavaScript components. It accelerates development, while accessibility and performance still depend on implementation.
Navigation showing a page's place in a site's hierarchy, such as Home / Glossary / API. It helps users reach parent sections. It need not reproduce their actual browsing history.