New 
Prinicpal Software Engineer - VS Code
 Microsoft | |
 United States, D.C., Washington | |
 Sep 11, 2025 | |
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OverviewVisual Studio Code is a lightweight, cross-platform AI code editor used by millions of developers across the globe. For more information, visit https://code.visualstudio.com. The source code is available at https://github.com/microsoft/vscode. The VS Code team develops the VS Code product as well as significant extensions such as the Python, Remote-SSH, Dev Containers, WSL and Copilot Chat. Visual Studio Code is looking for an experienced Principal Software Engineer. You will primarily focus on the Copilot Inline Completions and Next Edit Suggestion features. You should feel comfortable working on a system where correctness, performance, attention to detail, user feedback, and metrics are central to building a product loved by millions. You will be working with incredibly knowledgeable and motivated peers in a fast-paced and supportive environment. You will be a successfull in this role ifYou have a interest for great developer tools and enjoy working with developersYou are an avid learner and self-starter, and you like to be challengedYou have a proactive attitude and a strong desire to innovate Microsoft's mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.
ResponsibilitiesGitHub Copilot hosts the world's most used code completion model. Ghost text, or inline completions, have helped and delighted millions of customers. Copilot has demonstrated the usefulness of LLMs in developers' inner loop. The evolution of Inline Completions, Next Edit Suggestions are taking the usefulness of models in the inner loop to more and more use-cases. Your work will include:Increase the impact and usefulness of Copilot on the developer's inner loopOptimize TTFT and improve the quality of model responsesAnalyze the product and identify opportunities for more inner loop model usageImprove engineering processes and tools related to metrics, scorecards, and developer feedbackInteract with our users on GitHub and on social channelsDrive community engagement through blog posts and conference and meetup presentations | |