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Mozilla

Senior Product Manager, Firefox Platform

Job Summary

This role involves developing and executing the strategic roadmap for Firefox's core web technologies, with a focus on market opportunities, competitive positioning, and user experience. The ideal candidate will have at least 4 years of product management experience in technical software, with strong knowledge of web technologies such as JavaScript, HTML, and CSS. They will collaborate with cross-functional teams, influence executive decisions, and advocate for the open web consistent with Mozilla’s mission and values. The position offers a comprehensive benefits package and emphasizes diversity, equity, and inclusion.

Required Skills

Communication
Team Collaboration
Web Development
Product Management
Web Technologies
Strategic Planning
Market Analysis
Competitive Analysis
User Experience Design
Browser Technologies

Benefits

Parental Leave
Medical Insurance
Wellness Days
Dental Coverage
Vision Coverage
Home Office Stipend
Professional Development Budget
Performance Bonus
Retirement Contributions
Birthday Leave
Well-being Stipend
Employee Referral Bonus
Public Holidays
Additional benefits (life/AD&D, disability, EAP)

Job Description

To learn the Hiring Ranges for this position, please select your location from the Apply Now dropdown menu.

To learn more about our Hiring Range System, please click this link.

Why Mozilla?

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, and Pocket, a service for keeping up with the best content online. 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. This means we aren’t beholden to any shareholders — only to our mission. 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.

About this team and role:

Mozilla Firefox Product Management seeks an experienced, strategic-minded Senior Product Manager to help guide the future of Firefox’s engine, Gecko. This influential role requires deep knowledge of browser technologies, user behavior, and strategic market positioning. You will guide critical initiatives and prioritize projects that deliver user value straight from the Firefox web platform.

As one of only three major browser engines in the world, and the only one not beholden to billionaires, Gecko is Mozilla's competitive advantage. Join us, and help keep the web open and accessible to all!

What you’ll do:

  • Develop and drive the strategic roadmap for Firefox core web technologies, identifying market opportunities, competitive differentiators, and prioritizing capabilities that position Gecko uniquely in the industry.
  • Conduct detailed analyses of market trends, competitor strengths and weaknesses, and emerging technologies, translating insights into actionable plans.
  • Collaborate with engineers, designers, and senior leadership to align initiatives with Mozilla’s broader business goals and mission.
  • Leverage user behavior and web developer needs to ensure Firefox consistently delivers outstanding user experiences.
  • Champion strategic clarity across Mozilla, ensuring Gecko’s value proposition is well-understood internally and externally.

What you’ll bring:

  • 4+ years of product management experience in technical software
  • Proven track record of innovative product strategies that yield competitive market advantages.
  • Deep, technical fluency in web technologies (JavaScript, HTML, CSS, etc.) and an understanding of modern web applications and standards.
  • Experience influencing executive thinking and communicating initiatives clearly and persuasively.
  • Advocate for the open web, committed to Mozilla’s values of user agency, privacy, and

What you’ll get:

  • 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)

About Mozilla

Mozilla exists to build the Internet as a public resource accessible to all because we believe that open and free is better than closed and controlled. When you work at Mozilla, you give yourself a chance to make a difference in the lives of Web users everywhere. And you give us a chance to make a difference in your life every single day. Join us to work on the Web as the platform and help create more opportunity and innovation for everyone online.

Commitment to diversity, equity, inclusion, and belonging

Mozilla understands that valuing diverse creative practices and forms of knowledge are crucial to and enrich the company’s core mission. We encourage applications from everyone, including members of all equity-seeking communities, such as (but certainly not limited to) women, racialized and Indigenous persons, persons with disabilities, persons of all sexual orientations, gender identities, and expressions.

We will ensure that qualified individuals with disabilities are provided reasonable accommodations to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment, as appropriate. Please contact us at [email protected] to request accommodation.

We are an equal opportunity employer. We do not discriminate on the basis of race (including hairstyle and texture), religion (including religious grooming and dress practices), gender, gender identity, gender expression, color, national origin, pregnancy, ancestry, domestic partner status, disability, sexual orientation, age, genetic predisposition, medical condition, marital status, citizenship status, military or veteran status, or any other basis covered by applicable laws. Mozilla will not tolerate discrimination or harassment based on any of these characteristics or any other unlawful behavior, conduct, or purpose.

Group: C

#LI-REMOTE

ReqID: R2854

Hiring Ranges:

Canada Tier 1 Locations
$128,000$170,000 CAD
Canada Tier 2 Locations
$115,000$154,000 CAD

Interested in this job?

Application deadline: Open until filled

Logo of Mozilla

Mozilla

Mozilla is the not-for-profit behind the lightning fast Firefox browser. We put people over profit to give everyone more power online.

See more jobs
Date PostedAugust 19th, 2025
Job TypeFull Time
LocationRemote Canada
Salary$128,000 - $170,000
Exciting remote opportunity (requires residency in Canada) for a Senior Product Manager, Firefox Platform at Mozilla. Offering $128,000 - $170,000 (full time). Explore more remote jobs on FlexHired!

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