Implement and maintain WebExtensions APIs and addon management in Firefox, debug extension issues, build related UI, collaborate across teams, contribute to Mozilla-owned add-ons, support extension developers, and participate in open-source workflows (code reviews, Bugzilla/GitHub).

The Integrated Marketing Manager will develop and execute regional marketing strategies, focusing on brand relevance and user growth in the UK, while leading campaigns and collaborations with various teams.

This role involves enhancing Firefox development workflows, mentoring team members, and improving integration and automation processes while working in a distributed team.