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GitHub

Runs code hosting and collaboration for developers

Principal Software Engineer - Copilot Code Review

AI Application EngineeringConfirmed live in the last 24 hours
Full-timeRemote in USA

About the Job

Requirements

  • At least 11 years of experience in software engineering, computer science, or a related technical discipline, with proven experience maintaining and delivering production software in languages including C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python; alternatively, an associate's degree in a specified field and at least 10 years of such experience, a bachelor's degree in computer science or a related field and at least 9 years, a master's degree in a specified field and at least 7 years, a doctorate in a specified field and at least 5 years, or equivalent experience.

Responsibilities

  • Drive how the review agent works, including the context it reasons over, the models it runs, and what it carries across reviews.
  • Assess where model capability is heading and work with model labs and research teams to turn it into better reviews.
  • Define what a great AI review is and evaluate the product using offline evaluations, online experiments, and production evidence.
  • Own the quality of the end-to-end review experience across Visual Studio Code, the GitHub Copilot app, the GitHub Copilot command-line interface, and pull requests.
  • Own the reliability of a high-throughput service running at GitHub scale, including the on-call rotation.
  • Mentor senior and staff engineers, collaborate across disciplines, help steer the team and product, and remain hands-on by experimenting, shipping code, and building evaluations.
  • Develop workflows that make the team faster as software development with agents evolves.

Desired Qualifications

  • Experience owning the architecture and the hardest technical decisions on a large-scale production system.
  • Hands-on experience applying frontier models at scale and a grounded understanding of their capabilities and limitations.
  • Experience owning the evaluation that determines whether a model-driven product is improving, and refining evaluations when they fall short.
  • Depth in Go, Ruby, TypeScript, or Python, with operational experience running a distributed service on call at GitHub scale.
  • Experience building an LLM-backed or agentic product in production, or partnering with research teams to ship model capability.

About the Company

GitHub

Runs code hosting and collaboration for developers

GitHub runs a code hosting and collaboration platform for developers and software teams, from public open source projects to private business applications. Teams store projects in repositories, propose changes through pull requests, and review code before merging it into a shared version. GitHub Actions automates tests and deployments, while Copilot assists with writing code and Advanced Security checks for vulnerabilities and exposed credentials. The company earns revenue from paid team and enterprise subscriptions, AI coding plans, security add-ons, and usage of its development tools. Founded in 2008 and headquartered in San Francisco, GitHub is a subsidiary of Microsoft.

Company size
5,001-10,000
Company stage
Acquired
Total funding
$350M
Headquarters
San Francisco, CA
Founded
2008

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