Software Engineer II - CoreAI

Microsoft•Redmond, WA

About The Position

The Visual Studio Marketplace and NuGet Team build and operate CoreAI services that empower millions of developers worldwide. Visual Studio Marketplace is the home for extensions that expand the capabilities of Visual Studio and Visual Studio Code, serving tens of millions of users daily. NuGet.org is the central repository for .NET packages, handling over 7 billion downloads weekly and enabling seamless package publishing, consumption, and management. As part of our team, we’re looking for a Software Engineer II who is passionate about building scalable cloud services, dedicated to delivering secure, high-quality software, and committed to exceeding customer expectations, all while harnessing the power of the latest AI tools. You’ll contribute to robust, scalable, and secure platforms at the heart of the .NET, Visual Studio and VS Code ecosystems. You’ll help accelerate customer success by ensuring high service reliability, intuitive user experiences, and deep integration with Microsoft developer tools. You will join a team that values peer learning and collective growth. This is a unique opportunity to make a meaningful impact on developers who depend on .NET, Visual Studio, VS Code every day. Microsoft’s mission is to empower every individual and every organization to achieve more. We foster a growth mindset, innovate to support others, and collaborate to reach shared goals. Our culture is built on respect, integrity, and accountability, creating an inclusive environment where everyone can thrive.

Requirements

Bachelor's Degree in Computer Science or related technical field AND 2+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
Ability to meet Microsoft, customer and/or government security screening requirements required for this role. These requirements include but are not limited to the following specialized security screenings: Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter.

Nice To Haves

Master's Degree in Computer Science or related technical field AND 3+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelor's Degree in Computer Science or related technical field AND 5+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
3+ years of experience with cloud services, including Azure development.
Experience building applications adhering to the highest security standards.
Experienced in using AI-assisted coding and productivity tools
Hands-on experience building AI-driven features: prompt design, tool/function calling, eval harnesses; understanding of MCP/agent patterns. Data & experimentation.

Responsibilities

Design and develop complex cloud services and systems for Visual Studio Marketplace and NuGet.org.
Deliver high-scale, high-availability features end-to-end, ensuring world-class service availability, performance, and security, aligning software with business goals, timelines, and user expectations.
Lead by example with technical excellence, sharing knowledge and fostering a culture of excellence.
Collaborate in a fast-moving, empowered team environment, partnering across teams for end-to-end solutions and integrations.
Participate in agile development practices, including sprint planning, code reviews, and continuous integration.
Participate in on-call rotation to monitor system performance, troubleshoot issues, and ensure reliability and security.
Contribute to an inclusive and collaborative team culture, operating with a growth mindset and supporting continuous improvement.

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