Jobs at Mozilla

Positions 1,418

Mozilla is the nonprofit behind the Firefox browser, championing an open, secure internet. Its mission centers on user privacy, free web standards, and community‑driven development. The company’s products power millions of devices worldwide and contribute to open‑source projects like Rust and WebAssembly.

Mozilla hires for a broad spectrum of roles, including software engineering, product management, UX design, data science, sales and marketing, and community engagement. Candidates often work in cross‑functional teams, use agile practices, and have opportunities to contribute to open‑source code or public policy initiatives. Remote work is common, with flexible hours and a focus on work‑life balance.

By reviewing Mozilla listings on Job Transparency, you gain access to real salary ranges, employee sentiment scores, and market comparisons. This data lets you benchmark offers, negotiate confidently, and choose roles that match your career goals and compensation expectations. Transparency also reveals remote‑work policies and benefits, helping you evaluate the full package before applying.

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.

Senior Mobile Software Engineer

Company: Mozilla

Location: Silicon Valley CA

Posted Aug 31, 2022

Mozilla Corporation is a not-for-profit organization that aims to make the internet available, safe, and welcoming to everyone. The company's Privacy and Security product team is working on building new features and products to protect users' data and contribute to a safer internet.

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.

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 is it like to work at Mozilla?
Mozilla fosters a collaborative culture where developers, designers, and policy experts co‑design products that protect user privacy. Employees enjoy open‑source contributions, flexible remote schedules, and regular hackathons. The mission‑driven environment emphasizes impact, so teams are rewarded for measurable improvements to the web and community outreach.
What types of positions are available at Mozilla?
Mozilla offers roles across software engineering, front‑end and back‑end development, data science, UX/UI design, product management, security, sales, marketing, community management, and public policy. Technical roles often require proficiency in languages such as Rust, C++, JavaScript, and Python, while non‑technical roles value project management, communications, and community engagement skills.
How can I stand out as an applicant?
Show a clear alignment with Mozilla’s values by highlighting open‑source contributions, privacy‑focused projects, or community outreach. Quantify past impact—e.g., code reviews, feature adoption, or user growth metrics—and tailor your resume to the specific role’s requirements. Prepare for Mozilla’s interview process by mastering technical challenges, practicing behavioral questions around collaboration and mission focus, and demonstrating curiosity about emerging web technologies.

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