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. 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:

The Ads Engineering organization at Mozilla builds privacy-respecting advertising systems that support Mozilla’s products and business while aligning with our mission and values. Our teams focus on reliable, scalable systems that enable advertising experiences across Mozilla products.

As an Engineering Manager on Ads Engineering, you will lead a team of software engineers working on Firefox Suggest Ads, the sponsored suggestion experiences within Firefox Suggest. This team builds and operates backend services, partner integrations, experimentation capabilities, and product-facing systems that help deliver relevant sponsored suggestions in Firefox while respecting user privacy and product quality expectations.

You’ll be responsible for building a healthy, effective team; partnering closely with Product, Data, Privacy, Policy, Revenue, and Firefox engineering stakeholders; and ensuring your team delivers high-quality software in support of Ads Engineering goals.

This role balances people leadership, execution, and collaboration, with a strong emphasis on mentoring engineers, navigating ambiguity, delivering results, and fostering a positive, inclusive team culture.

What you’ll do:

Mentor, support, and develop a team of software engineers, helping them grow in impact and craft
Lead your team through the delivery of Firefox Suggest Ads initiatives, including backend services, partner integrations, experimentation, measurement, reliability improvements, and product-facing integrations where requirements may evolve as privacy, policy, user experience, and business constraints become clearer
Partner with product managers and cross-functional stakeholders to navigate ambiguity, particularly where user data, privacy expectations, or policy considerations shape technical and product decisions
Ensure the software your team builds is reliable, maintainable, and aligned with Mozilla’s quality, security, and privacy standards
Create an environment where engineers can do their best work, including healthy team processes, clear communication, and support through uncertainty
Participate in hiring and onboarding to grow and strengthen the team over time

What you’ll bring:

6+ years of professional software engineering experience, including at least 2 years of people management experience
A track record of leading teams that successfully deliver production software
Strong judgment around prioritization, execution, and balancing short-term delivery with long-term sustainability
Familiarity with modern software development practices, including planning, issue triage, and delivery workflows
Ability to collaborate effectively with product managers and partner teams to deliver outcomes
Experience supporting engineers with varied skill sets, backgrounds, and

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