Senior Software Engineer, Localization

November 6

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Mozilla

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B2C • Cybersecurity • Software

Mozilla is a non-profit organization dedicated to promoting an open and accessible internet. They are the makers of the popular Firefox browser, which emphasizes user privacy, speed, and control. Mozilla also offers a range of products that focus on internet security and privacy, including Mozilla VPN, Firefox Relay, and Mozilla Monitor. Additionally, the organization is involved in open-source projects, AI innovation, and advocating for digital rights. Mozilla aims to empower users with trustworthy technology and policies that protect privacy, support open-source AI development, and foster accountability for tech companies.

501 - 1000 employees

Founded 1998

👥 B2C

🔒 Cybersecurity

📋 Description

• Contribute to the development of Python and JavaScript libraries (such as moz-l10n) and tools that support Mozilla’s localization infrastructure. • Collaborate with engineers and program managers to design and implement new Pontoon features, across both the front-end and back-end. • Improve internationalization within the Firefox codebase to make features more adaptable and accessible across languages and regions. • Contribute to discussions shaping Mozilla’s positions on internationalization and localization standards. • Engage with our community of volunteer developers and localizers to support and guide Mozilla’s localization efforts. • Collaborate effectively with teammates and internal clients across regions and time zones.

🎯 Requirements

• Strong experience developing and maintaining web applications and tools using Python and JavaScript. • Solid understanding of web technologies, APIs, and modern development workflows. • Experience with internationalization (i18n) and localization (l10n) concepts, tools, or workflows. • Ability to collaborate effectively in a distributed team, across time zones and disciplines. • Excellent communication skills, with an emphasis on clarity and working across technical and non-technical roles. • Commitment to our values: • Welcoming differences • Being relationship-minded • Practicing responsible participation • Having grit • Bonus points: • Fluency in another language and understanding of linguistic diversity (e.g., grammar, plurals, text direction, and cultural conventions). • Experience with open source development practices and community collaboration. • Programming experience in Rust and C++.

🏖️ Benefits

• Generous performance-based bonus plans to all eligible employees - we share in our success as one team • Rich medical, dental, and vision coverage • Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute) • Quarterly all-company wellness days where everyone takes a pause together • Country specific holidays plus a day off for your birthday • One-time home office stipend • Annual professional development budget • Quarterly well-being stipend • Considerable paid parental leave • Employee referral bonus program • Other benefits (life/AD&D, disability, EAP, etc. - varies by country)