Senior Software Engineer (Localization)
The Senior Software Engineer (Localization) position at Mozilla is an opportunity to join one of the few independent global tech companies, renowned for its advocacy of online privacy and open-source innovation. This role sits within Mozilla’s Localization team, which is responsible for making the Firefox browser and other Mozilla products accessible to users in dozens of languages worldwide. The team collaborates cross-functionally to ensure the seamless localization of Mozilla’s products, impacting millions of users by making technology more inclusive.
In this role, you will design, build, and maintain tools and infrastructure that enable high-quality localization across Mozilla’s products. Your day-to-day work will involve working closely with product engineers, localization specialists, and community contributors to automate workflows, improve translation pipelines, and ensure reliable delivery of localized builds. You will drive enhancements to Mozilla’s localization platform, collaborate on open-source projects, and help evolve best practices for continuous localization.
Candidates should have substantial hands-on experience in software engineering, fluency in programming languages such as Python or JavaScript, and a demonstrated ability in developing scalable backend systems. Familiarity with localization engineering practices, internationalization (i18n) standards, and automated testing frameworks is important. Strong communication skills and the ability to work effectively in a distributed, multicultural team are essential. Prior experience with open-source projects or contributions to localization tooling is highly valued.
Mozilla offers a competitive compensation package, which may include salary, bonuses, stock options, and comprehensive benefits such as health insurance, wellness programs, flexible work arrangements, and generous paid leave. The company emphasizes remote-first flexibility, supporting employees’ well-being and work-life balance.
Mozilla’s culture champions diversity, transparency, and personal growth, creating an environment where employees can have a real impact on internet users worldwide. Working at Mozilla means contributing to products and technologies that prioritize user privacy and digital rights. The company encourages career development through mentorship, training programs, and opportunities to shape core open-source projects.