Mozilla Foundation is hiring a Senior Software Engineer to work on addons.mozilla.org (AMO) within the Firefox team. The role focuses on full-stack development using React/TypeScript, Django, and MySQL, hosted on Google Cloud, with a strong emphasis on reliability and security. Remote work is available across Spain, Germany, Canada, France, and the UK. The post-holder will deliver major features, improve observability, and collaborate with designers, product managers, QA, and community #J-18808-Ljbffr