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Principal Software Engineer, Copilot Platform

GitHub

$145,600 - $386,400
Sep 3, 2025
Remote, US
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GitHub is looking for a Principal Software Engineer to join its growing Engineering team. This leadership role involves leading system architecture design, coaching engineering teams, and delivering impactful technical solutions. The GitHub Copilot Platform is crucial for ensuring the quality, scale, and global expansion of Copilot features, maintaining its industry-leading status, and empowering other GitHub engineering teams with seamless integration.

Requirements

  • Experience contributing technical solutions to high throughput services in production environments, such as systems profiling tools and distributed systems performance tuning.
  • Proven experience designing and operating high-throughput cloud-native distributed systems in production environments.
  • Deep understanding of performance profiling, observability, and telemetry-driven optimization, especially in Go or similar languages
  • Experience integrating machine learning or generative AI capabilities into production systems.
  • Experience driving cross-functional projects in close partnership with product management, design, and engineering teams.
  • coding in languages including, but not limited to, C, C++, C-Sharp, Java, JavaScript, Go, Ruby, Rust, or Python

Responsibilities

  • Lead and influence system architecture design for complex products and solutions, ensuring they meet security, compliance, and performance requirements.
  • Establish and mentor best practices for testing, performance tuning, and code quality, defining success metrics and ensuring maintainability across dependencies.
  • Provide technical leadership during code reviews to ensure reliability, scalability, and alignment with product goals.
  • Partner with product managers and technical leads to define service requirements and incorporate feedback into future designs.
  • Act as an expert in debugging tools and methods, leading proactive and reactive development to resolve issues across teams.
  • Optimize deployments and runtime performance to meet business objectives, ensuring safe rollouts aligned with GitHub’s standards.
  • Drive improvements in development quality and team performance through tooling, automation, and knowledge sharing.

Other

  • This leadership role involves leading system architecture design, coaching engineering teams, and delivering impactful technical solutions.
  • They thrive in cross-functional environments and bring creative, pragmatic solutions to complex engineering challenges.
  • You will lead through personal contributions and by coaching others, as well as guiding technical strategy, architectural decisions, and performance optimization across teams.
  • We operate in a culture that values developer empathy, transparency, and inclusive collaboration, where curiosity and impact drive everything we build.
  • Strong communication and leadership skills, with a track record of mentoring senior engineers and influencing engineering culture.