Principal Software Engineer - CoreAI Foundry Observability

Microsoft
San Francisco Bay area / New York City metropolitan area2026-08-31onsite

About the job

Core AI is at the forefront of Microsoft’s mission to redefine how software is built and experienced. We are responsible for building the foundational platforms, services, programming models, and developer experiences that power the next generation of applications using Generative AI. Our work enables developers and enterprises to harness the full potential of AI to create intelligent, adaptive, and transformative software.

The Observability group is focused on developing solutions to monitor, evaluate, and optimize AI agent performance. We are seeking a Principal Software Engineer to join the team and help build the core services that power Observability in Foundry.

Responsibilities

Lead the design, development, and delivery of large-scale AI services and platforms with a focus on scalability, reliability, security, and performance.

Drive end-to-end ownership of services, from architecture and implementation through deployment, monitoring, and operational excellence.

Partner with product, engineering, and cross-functional teams to align technical strategy with business goals and customer needs.

Engage with customers to gather feedback and resolve complex issues.

Provide technical leadership across complex initiatives, driving architecture decisions, dependency management, and execution.

Champion engineering excellence through best practices in system design, testing, security, privacy, compliance, and code quality.

Drive innovation in observability, automation, deployment safety, and operational efficiency through reusable platforms and frameworks.

Understand Microsoft businesses and collaborate with stakeholders towards cohesive, end-to-end experiences for Microsoft customers.

Mentor engineers, lead code reviews and design discussions, and foster a culture of continuous learning and high-quality engineering.

Qualifications

Minimum

Bachelor's Degree in Computer Science or related technical field and 6+ 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 are required for this role.

Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter.

Preferred

Bachelor's Degree in Computer Science or related technical field and 8+ years technical engineering experience with coding in languages including, but not limited to, C++, C#, Go, Java, Python, or equivalent experience.

8+ years technical engineering experience designing and delivering highly available, large-scale cloud services and distributed systems.

2+ years of technical engineering experience with machine learning or Artificial Intelligence (AI) systems.