Software Engineer, OS Integration (Windows/macOS)

Mozilla; United States; Remote; USD 90,000 - 130,000; Full time

Job summary

Mozilla is seeking an early-career Software Engineer to contribute to the Firefox Desktop Integrations team, focusing on installs, updates, and OS integrations across Windows and macOS. This role emphasizes collaboration, code reviews, and steady skill growth within a distributed, open, and inclusive engineering culture.

You will work with peers to implement features, tackle platform-specific challenges, and participate in code reviews while building expertise in systems-level development for a

Qualifications

• 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 up your technical and problem-solving skills.

Responsibilities

• Assist in the development and maintenance of Firefox features related to installs, updates, and OS integrations.
• Work on improvements to the Firefox installation and update process with guidance from senior engineers.
• Support efforts to solve platform-specific challenges on Windows and/or macOS, particularly where Firefox must interact directly with the operating system.
• Collaborate with your manager and teammates to define and scope tasks, with regular check-ins to share progress and ask for support when needed.
• Participate in code reviews to grow your understanding and contribute to a high-quality codebase.
• Help identify and fix bugs that improve the Firefox experience for our global user base.
• Engage with a distributed team and contribute positively to our open and inclusive work environment.

Skills

C/C++ programming

Tools

Windows

macOS

Job description

Mozilla is seeking an early-career Software Engineer to contribute to the Firefox Desktop Integrations team, focusing on installs, updates, and OS integrations across Windows and macOS. This role emphasizes collaboration, code reviews, and steady skill growth within a distributed, open, and inclusive engineering culture.

You will work with peers to implement features, tackle platform-specific challenges, and participate in code reviews while building expertise in systems-level development for a