Jobs at Mozilla

1,405 open positions

Mozilla, founded in 1998, is a global nonprofit that champions an open, free and secure internet. Its flagship product, the Firefox web browser, has driven privacy‑first features and open‑source innovation for over two decades.

Mozilla hires across a broad spectrum: software engineers, product managers, UX/UI designers, data scientists, security specialists, community leads, and marketing professionals. Interviews focus on problem‑solving, collaborative mindset, and alignment with Mozilla’s mission. Candidates can expect remote‑friendly arrangements, competitive benefits, and a culture that rewards experimentation.

Using Job Transparency’s Mozilla listings gives you instant access to real salary ranges, employee sentiment scores, and tenure data. This information lets you benchmark offers, negotiate confidently, and choose roles that match your career goals.

Senior Technical Product Manager

Company: Mozilla

Location: Remote

Posted Sep 03, 2022

The job posting is looking for an experienced Product Manager to work on the core web technologies of Firefox. The ideal candidate should have multiple years of experience in modern product management, familiarity with web languages and frameworks, and the ability to learn and operate across multiple functional areas of the business.

Staff Platform Engineer, macOS - Privacy and Security

Company: Mozilla

Location: Remote

Posted Sep 03, 2022

Mozilla is a company that values diversity, equity, and inclusion, and is committed to building the internet as a public resource accessible to all. The company's mission is to make sure the internet stays available, safe, and welcoming to everyone, and its products aim to protect users' data and contribute to a safer internet.

Senior Staff Software Engineer - Networking Protocols C++

Company: Mozilla

Location: Remote

Posted Sep 06, 2022

The Mozilla Corporation's Gecko networking team is looking for skilled developers to work on a first-class networking stack and improve web experiences for millions of Firefox users. The team is working on the core of the browser that moves the web. The job involves improving Firefox's web browsing experience, designing and implementing new web platform features, debugging and fixing problems, and working cooperatively with other Mozillians.

Senior Director, People Business Partner

Company: Mozilla

Location: Silicon Valley CA

Posted Sep 19, 2022

Mozilla is seeking a Senior Director of People Business Partners to lead their people business partner function and strategy. The ideal candidate has experience in human resources and people leadership, and is expected to develop and execute the company's people strategy.

Sr Staff Data Platform Engineer

Company: Mozilla

Location: Remote

Posted Sep 17, 2022

Mozilla is looking for a Senior Staff Data Platform Engineer to build and improve their data platform infrastructure. The role involves designing, building, and improving systems to process large amounts of data, evaluating new technologies, and mentoring teammates.

Staff Product Designer

Company: Mozilla

Location: Silicon Valley CA

Posted Sep 17, 2022

Mozilla is looking for a Staff Product/UX Designer to help explore new product domains, shape innovation strategy, and design experiences. The role requires a creative problem-solver with experience in design systems, prototyping, and working with diverse audiences.

Engineering Manager, Hubs

Company: Mozilla

Location: Remote

Posted Sep 13, 2022

Mozilla is hiring an Engineering Manager for the services and new products team. The role requires 6 years of relevant work experience, people management experience, and proficiency in software development practices. The team is fully distributed and works across different time zones.

Product Data Scientist (Senior and Staff Levels)

Company: Mozilla

Location: Remote

Posted Sep 03, 2022

Mozilla is looking for a Product Data Scientist to work on designing and analyzing experiments, building key data sets, and communicating narratives with data. The role requires strong technical skills, experience with data science, and a passion for making a difference in the lives of Web users.

Senior Software Engineer - Android Mobile

Company: Mozilla

Location: Remote

Posted Sep 13, 2022

Mozilla Corporation is a not-for-profit organization that aims to make the internet available, safe, and welcoming to everyone. They develop software that allows people to enjoy the internet on their own terms and promote transparency, innovation, inclusion, and opportunity. The company is committed to diversity, equity, inclusion, and belonging and encourages applications from everyone.

Director, Product Partnerships

Company: Mozilla

Location: Remote

Posted Sep 03, 2022

Mozilla is seeking a Business Development professional to generate expansion and partnership recommendations for early-stage products and technology explorations. The role requires someone who is highly analytical and strategic, with experience in product partnerships or business development at a consumer technology company.

Senior Software Engineer

Company: Mozilla

Location: Remote

Posted Aug 31, 2022

The Firefox Platform Layout team is looking for engineers with experience in C++ and/or Rust to work on building and maintaining the Firefox browser. The team is geographically-distributed and values diversity, equity, and inclusion.

Staff Business Analyst

Company: Mozilla

Location: Remote

Posted Sep 06, 2022

Mozilla is looking to fill a Staff Business Analyst position. The role involves performing detailed requirements analysis, documenting processes, and performing user acceptance testing. The ideal candidate should have a natural analytical way of thinking and be able to explain difficult concepts to non-technical users.

Frequently Asked Questions

What does it feel like to work at Mozilla?
Mozilla fosters a culture of openness, where teams collaborate across product, engineering, and community to build privacy‑centred tools. Employees enjoy flexible remote work, regular hackathons, and the chance to contribute directly to Firefox and other open‑source projects. The mission‑driven environment rewards experimentation, continuous learning, and a strong sense of purpose.
What types of positions are available at Mozilla?
Mozilla’s hiring spans software engineering, product management, UX/UI design, data science, security, community outreach, marketing, operations, legal, finance, and HR. Roles range from junior to senior levels and include both full‑time and contract work, often with a focus on open‑source collaboration.
How can I stand out as an applicant for Mozilla?
Showcase open‑source contributions, especially to Firefox or related projects, and demonstrate a clear commitment to privacy and web standards. Highlight problem‑solving examples, quantify impact, and align your portfolio with Mozilla’s mission. Prepare for behavioral interviews by practicing the company’s core values, and for technical interviews by coding in languages like JavaScript, Rust, Python, and mastering browser‑related problems.

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