Mozilla Corporation is the non-profit-backed technology company that has shaped the internet for the better over the last 25 years. We make pioneering brands like Firefox, the privacy-minded web browser. Now, with more than 225 million people around the world using our products each month, we’re shaping the next 25 years of technology and helping to reclaim an internet built for people, not companies. Our work focuses on diverse areas including AI, social media, security and more. And we’re doing this while never losing our focus on our core mission - to make the internet better for people. The Mozilla Corporation is wholly owned by the non-profit 501(c) Mozilla Foundation. Along with thousands of volunteer contributors and collaborators all over the world, Mozillians design, build and distribute open-source software that enables people to enjoy the internet on their terms.org (AMO) is the foundation of the Firefox add-ons ecosystem. It’s a showcase for developers to publish and grow their extensions,



and a place of discovery for millions of users who customize Firefox to make it their own. As a Senior Software Engineer - Operations, you’ll bring a passion for crafting resilient systems that accelerate our review and operations team to provide a first-class experience for Add-on developers. You’ll work closely with engineers, reviewers, developer relations, and Add-ons leadership to turn ideas into polished features, modernize the platform and its architecture, and see your work reach millions of people around the world.Create robust observability systems and data-backed insights.Improve platform reliability through deployments, monitoring, and incident response.Help keep the platform safe and trustworthy, with attention to security and user trust.Work on:Full stack development: React/TypeScript frontends, Django backend, MySQL datastore.Platform reliability: deployments, monitoring, and incident response on Google Cloud.Experience building modern web applications.S

📌 Experienced Product Security Engineer (España)
🏢 Mozilla
📍 España