Principal Software Engineer - GitHub Platform & Enterprise

Responsibilities: Design, develop, test and ship scalable solutions across multiple GitHub services Provide technical leadership, mentorship, and code reviews to grow team capabilities Own system health, participate in on-call rotations and incident response Design and implement APIs for component integration Collaborate with cross-functional teams and lead technical discussions including design and cost considerations Develop comprehensive testing strategies and incorporate customer feedback for continuous improvement Champion security for GitHub Actions, implementing isolation for untrusted code and partnering with Security teams Improve operational excellence by enhancing reliability, monitoring, and runbooks across Actions services Drive and align the technical roadmap with product goals, incorporating new technologies and methodologies

Key requirements: Bachelor's Degree in Computer Science or related technical field AND 6+ years of engineering experience with coding in C, C++, C#, Java, JavaScript, or Python OR equivalent experience Ability to meet Microsoft, customer and/or government security screening requirements Microsoft Cloud Background Check requirements Preferred: Master's Degree and 12+ years or Bachelor's with 15+ years of experience in similar tech roles; leadership and CI/CD experience leadership and mentorship collaboration across cross-functional teams strong communication and design decision-making languages: C, C++, C#, Java, JavaScript, Python (plus Go, Ruby as per preferred) distributed systems APIs and service design