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Principal Software Engineer - Agent Services - Coreai

Microsoft

$139,900 - $331,200
Sep 5, 2025
Redmond, WA, USA • Mountain View, CA, USA
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Microsoft's Core AI is looking to redefine software development and experience by building foundational platforms, services, and developer experiences for Generative AI. The Agentic Core Services Team specifically aims to build a cloud-native, distributed platform for developing, executing, and managing agentic applications at scale, enabling developers to build intelligent, autonomous, and enterprise-grade AI agents.

Requirements

  • coding in languages including, but not limited to, C, C++, C, Java, JavaScript, or Python
  • 6+ years of experience designing, building, and operating production-grade software and services at scale, with a proven track record of delivering high-impact solutions.
  • Demonstrated expertise in solving complex technical challenges in one or more domains such as distributed systems, AI/ML infrastructure, developer platforms, or cloud services.
  • Experience engaging with customers during integration or deployment phases, with a focus on delivering value and incorporating feedback into product evolution.

Responsibilities

  • Architect for Scale and Sustainability: Design and evolve durable, scalable system architectures that balance long-term maintainability with short-term delivery needs, making thoughtful engineering trade-offs.
  • Foster Engineering Alignment: Work with the engineering teams and partner organizations by driving clarity, alignment, and shared ownership of technical direction.
  • Deliver Cohesive End-to-End Experiences: Collaborate closely with partner teams—including experience, SDK, and platform groups—to ensure seamless integration and delivery of features across the stack.
  • Build Foundational Capabilities: Contribute to and lead the development of core platform components and reusable building blocks that accelerate team velocity and product innovation.
  • Lead Live Site Excellence: Drive operational excellence in managing and operating large-scale distributed systems with a high bar for service-level agreements (SLAs).
  • Lead root cause analyses (RCAs) for key live site incidents and outages, identify systemic improvements, and set high standards for reliability and performance.
  • Integrate the latest breakthroughs in multi-modal capabilities (text, audio, video) into real-world agentic applications.

Other

  • 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.
  • Shape the Product Vision: Define and influence the product roadmap by aligning technical strategy with business goals and customer needs.
  • Drive Strategic Clarity: Leverage data-driven insights and competitive intelligence to inform product direction, identify opportunities, and guide decision-making.
  • Champion Customer-Centric Development: Engage directly with customers and product teams to capture feedback, understand demand signals, and refine product messaging—ensuring the voice of the customer shapes product evolution.