As far as I know, this is the plan on how to do it: * Create new domaine expertises here -> https://gitlab.com/gitlab-com/www-gitlab-com/-/blob/master/data/domain_expertise.yml * Add them to the right users (@jmiocene, @jeldergl ???) here -> https://gitlab.com/gitlab-com/www-gitlab-com/-/tree/master/data/team_members/person * Add this rule to the table -> https://docs.gitlab.com/development/code_review/#reviewer-roulette * Add rule here -> https://gitlab.com/gitlab-org/gitlab/-/blob/master/Dangerfile?ref_type=heads