Principal AI Engineer
 Microsoft | |
 United States, Washington, Redmond | |
 Oct 04, 2025 | |
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OverviewMicrosoft'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. Commerce + Ecosystems (C+E) is responsible for enabling and optimizing the end-to-end customer journey on the Microsoft Cloud. Overview of the role: We are looking for a Principal AI Engineer to join the Commerce Financial Platform organization. The team builds intelligent, scalable services & experiences that power Microsoft's commerce needs end-to-end. We're accelerating a new era of AI driven business applications-grounded in data, built for collaboration, and designed to simplify complex workflows across CRM/ERP scenarios. If you're excited to shape how people interact with AI at enterprise scale, continuously improve processes and deliver products
Responsibilities Responsibilities: Design and ship AI systems end-to-end-from exploration to production-spanning LLM based services, retrieval/grounding pipelines, and robust evaluation/observability. Build agentic tools using workflows that reason across data and services, optimizing for safety, latency, and cost at cloud scale (Azure preferred). Collaborate across research and product teams to adapt/finetune models (LLMs/SLMs, multimodal) for real customer scenarios. Lead technical direction across features and services; mentor engineers; champion high engineering standards, reliability, and accessible, inclusive experiences. Uphold Responsible AI, secure and compliance practices in design, data handling, and experimentation. Participate in on call/operational excellence as part of a healthy, sustainable engineering culture; lead by example. | |