Senior Software Engineer (Localization)

TL;DR

Senior Software Engineer (Localization): Building and optimizing localization infrastructure and tools for Mozilla products with an accent on Python and JavaScript development for both frontend and backend systems. Focus on improving internationalization within the Firefox codebase and contributing to localization standards.

Location: Remote in Canada

Salary: CAD $94,000–$139,000

Company

hirify.global is a non-profit-backed technology company dedicated to shaping the internet for people by building pioneering open-source brands like Firefox.

What you will do

• Contribute to the development of Python and JavaScript libraries 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.
• Contribute to discussions shaping Mozilla’s positions on internationalization and localization standards.
• Engage with the community of volunteer developers and localizers to support and guide 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.

Nice to have

• Fluency in another language and understanding of linguistic diversity.
• Experience with open source development practices and community collaboration.
• Programming experience in Rust and C++.

Culture & Benefits

• Generous performance-based bonus plans to all eligible employees.
• Rich medical, dental, and vision coverage, plus generous retirement contributions with 100% immediate vesting.
• Quarterly all-company wellness days, country-specific holidays, and a day off for your birthday.
• One-time home office stipend and annual professional development budget.
• Quarterly well-being stipend and considerable paid parental leave.