Build Firefox fixes and features remotely in Canada using C and C++ across Windows, macOS, and Linux operating systems.
As a Senior Software Engineer on Mozilla’s OS Integration team, you will improve Firefox and other Mozilla products. You will develop cross-platform changes, maintain the installer and updater, and address operating-system-specific defects. The work includes code reviews, debugging, secure coding, and collaboration with distributed engineering teams.

Key Responsibilities

Debug and fix software defects affecting Firefox qualityDevelop cross-platform features and operating system improvementsMaintain and develop Firefox installer and updater componentsPerform code reviews and provide technical directionCollaborate across geographically distributed development teamsRequirements:
Five or more years of software engineering experienceStrong knowledge of C and C++Desktop application development experience on Windows, macOS, or LinuxKnowledge of secure coding and memory safety concernsStrong problem-solving, debugging, and communication skillsApply C++, debugging, and cross-platform engineering expertise to Firefox OS integration at Mozilla, remotely from Canada.

📌 Senior C++ Os Integration Engineer (Canada)
🏢 Mozilla
📍 Canada