
Internet software for people, not profit
Mozilla, headquartered in Rincon Hill, San Francisco, CA, is a prominent player in the internet software industry, best known for its flagship product, Firefox. With over 1,000 employees, Mozilla focuses on open-source software and privacy-forward solutions, including Mozilla VPN. The company has ra...
Mozilla offers 26 weeks of paid parental leave for childbearing parents and 12 weeks for non-childbearing parents. Employees receive 100% coverage for...
Mozilla champions an open-source culture, prioritizing user privacy and choice. The company fosters a mission-driven environment, focusing on impactfu...

Mozilla • Remote Spain
Mozilla is hiring a Senior Software Engineer to enhance the Firefox add-ons ecosystem. You'll collaborate with designers and product managers to create polished features. This role requires a strong background in software engineering.
You have a solid background in software engineering, with experience in building and maintaining web applications. You are passionate about creating beautiful and accessible user experiences, and you thrive in collaborative environments where you can work closely with designers and product managers. You understand the importance of security and trust in software development, especially in the context of open-source projects. You are committed to Mozilla's mission of making the internet better for people, and you are eager to contribute to projects that have a meaningful impact on users worldwide.
Experience with modern web technologies and frameworks is a plus, as is familiarity with the Firefox ecosystem. You have a keen interest in user experience design and accessibility standards, and you are always looking for ways to improve the user journey. You are comfortable working in a remote setting and can effectively communicate and collaborate with team members across different time zones.
As a Senior Software Engineer at Mozilla, you will play a crucial role in enhancing the Firefox add-ons ecosystem. You will work on addons.mozilla.org (AMO), ensuring that it remains a secure and trustworthy platform for both users and developers. Your responsibilities will include designing and implementing new features, modernizing the platform, and collaborating with cross-functional teams to turn ideas into reality. You will also be involved in code reviews, providing mentorship to junior engineers, and ensuring that best practices are followed throughout the development process. Your work will directly contribute to improving the overall user experience for millions of Firefox users.
Mozilla offers a competitive salary range of €57,000—€83,000 EUR for this remote position in Spain. You will be part of a mission-driven organization that values diversity and inclusion, and you will have the opportunity to work on projects that have a positive impact on the internet. We provide a flexible work environment that encourages collaboration and innovation, and we support your professional growth through continuous learning opportunities. Join us in our mission to create a better internet for everyone.
Apply now or save it for later. Get alerts for similar jobs at Mozilla.