Senior Product Security Engineer - Remote & Impactful

Mozilla Corporation is the non-profit-backed technology company behind Firefox, Add-ons, and more. We seek a Senior Software Engineer - Operations to advance the Add-ons platform with secure, reliable systems and cross-functional collaboration. You will help design features, improve architecture, and ensure safety for millions of users globally.

The role emphasizes security awareness, scalable backend work, and contributions to open collaboration while working remotely from Spain.