Software Engineer - Firefox Desktop Integrations

Position Overview

Mozilla Corporation is seeking an early-career Software Engineer to join the Firefox Desktop Integrations team. This role focuses on enhancing the installation, update processes, and operating system integrations for the Firefox browser, particularly on Windows and macOS. You will contribute to engineering projects, collaborate with peers, and help shape the future of Firefox for millions of users worldwide.

Why Mozilla?

Mozilla Corporation, backed by a non-profit foundation, is dedicated to making the internet better for people. With over 25 years of shaping the internet, we create privacy-focused products like Firefox. Our mission is to reclaim an internet built for people, not companies, and our work spans AI, social media, security, and more. As a wholly owned subsidiary of the Mozilla Foundation, we prioritize our mission over shareholder interests, fostering an environment of open-source collaboration and innovation.

About the Team

The Firefox Desktop Integrations team is a geographically distributed group of engineers focused on ensuring Firefox is the fastest, friendliest, and most usable browser. We are responsible for the secure, fast, and efficient functioning of the browser's core features. This specific role will concentrate on OS integration, particularly with Windows and macOS, and contribute to user base growth. Working in the open is the norm, and we contribute to the code that drives Firefox on all desktop platforms.

About the Role

As a Software Engineer, you will be an individual contributor growing your ability to handle complex tasks. Your responsibilities will include:

• Assisting in the development and maintenance of Firefox features related to installs, updates, and OS integrations.
• Working on improvements to the Firefox installation and update process under the guidance of senior engineers.
• Supporting efforts to solve platform-specific challenges on Windows and/or macOS, especially in areas where Firefox interacts directly with the operating system.
• Collaborating with your manager and teammates to define and scope tasks, with regular check-ins for progress sharing and seeking support.
• Participating in code reviews to enhance your understanding and contribute to a high-quality codebase.
• Identifying and fixing bugs to improve the Firefox experience for our global user base.
• Engaging with a distributed team and contributing positively to our open and inclusive work environment.

Requirements

• Some experience with systems-level programming on a major platform (e.g., Windows, macOS).
• Proficiency with C/C++ programming.
• Willingness to communicate clearly, ask questions, and seek feedback.
• Ability to contribute to collaborative projects and steadily build technical and problem-solving skills.
• A growth mindset and enthusiasm for contributing to impactful software.

Bonus Points

• Exposure to or experience with Rust.
• Familiarity with Linux or macOS internals.
• Exposure to or familiarity with native Windows or macOS APIs (such as Win32 or Cocoa).
• Previous participation in open-source projects or a strong interest in learning how to contribute.

Salary and Location

• Salary: To learn the Hiring Ranges for this position, please select your location from the Apply Now dropdown menu.
• Location Type: [Information not provided]
• Employment Type: [Information not provided]

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