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Senior Software Engineer - Git Systems Engineering (GitHub - CoreAI)

United States, Washington, Redmond💼 Full-time🗓 2026-09-22 → 2026-09-26

Core

Design, develop, test, and ship scalable, available, and maintainable solutions for GitHub's core systems, focusing on Git infrastructure and developer workflows.

Role type

Senior Software Engineer (Systems Engineering)

Builds

High-quality Git systems and developer tooling

Domain

Cloud-based distributed systems and microservices

Deliverable

production ML models | product features | infrastructure

Required skills

C, C++, C#, Java, JavaScript, Python, large-scale system architecture, distributed systems, microservices, production system monitoring, observability, code reviews, debugging, incident response, postmortem analysis, technical leadership, mentoring

Preferred skills

None explicitly stated

Technologies

None explicitly stated

Responsibilities

Design and develop scalable solutions; lead technical discussions and produce design docs; write clean, defensive, maintainable code; mentor engineers; provide technical leadership in code reviews; partner with stakeholders to define requirements and break work into milestones; participate in on-call rotation and troubleshoot live-site issues; drive safe deployments and write postmortems; improve developer workflows through tooling and automation.

Seniority

Senior, hands-on IC with mentorship responsibilities

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