Platform Engineer

Microsoft AI | Platform Engineering | Full-time | Greater Seattle Area, WA or Bay Area (Mountain View), CA | ONSITE (3 days/week) We're building the platform primitives that power https://copilot.com (Microsoft's ChatGPT). If you've shipped systems at scale—whether backend services, distributed infrastructure, ML platforms, or consumer AI products—we want to talk to you. The work: design and build secure, performant platform services for AI at scale; collaborate with infrastructure, product, design, and research teams; ship high-quality code that reaches hundreds of millions of users; move fast in a design-driven environment. You: solid fundamentals in systems thinking and software engineering; fluent in Python, C#, C++, Java, JavaScript, or similar; shipped real products or systems people use; can communicate across technical and non-technical teams. Worked at companies/products of global scale and at least 1 startup-like environment (startup or internal incubator). Compensation: Competitive with other frontier AI companies, commensurate with experience. Relocation available. We're actively hiring and will respond to qualified applicants. Check https://microsoft.ai/careers for current openings, or email maiplatformjobs@microsoft.com. Apply directly if genuinely interested in building the future of AI. New grads: If you've had 2+ MAG7+ internships (or adjacent large scale experience) AND a strong transcript from your university. Use [NEW GRAD] in the subject line.