Microsoft

Principal Software Engineer

Microsoft
Apply
5 days ago
Redmond, WA, USAStaff+
H1B sponsor

Base Salary

$143k - $304k/yr

Responsibilities

  • Design, architect, and ship reliable production-grade agentic systems while owning technical vision, quality, delivery, and service support.
  • Set technical direction for Microsoft Copilot Studio runtime capabilities including orchestration, planning, grounding, memory, multi-agent coordination, knowledge sources, connectors, tool execution, and the control plane.
  • Build low-latency real-time voice agents with speech-to-speech interaction, sub-second turn-taking, barge-in, interruption handling, and human handoff.
  • Develop scalable backend services and high-throughput APIs using event-driven, CQRS, and service mesh patterns.
  • Own the full service lifecycle, including CI/CD, infrastructure as code, on-call operations, SLA-driven reliability, and performance and cost optimization.
  • Champion fairness, safety, privacy, grounding, and reliability in AI systems.
  • Anticipate customer needs and collaborate with customers and partner teams.

Requirements

  • Bachelor’s degree in computer science or a related technical field and 6+ years of technical engineering experience coding in C, C++, C#, Java, JavaScript, or Python, or equivalent experience.
  • Ability to meet Microsoft, customer, and government security screening requirements, including the Microsoft Cloud Background Check.
  • Preferred: master’s degree plus 8+ years of technical engineering experience, or bachelor’s degree plus 12+ years, or equivalent experience.
  • Experience with cloud technologies, preferably Azure.
  • Hands-on experience with agent frameworks, LLM orchestration, RAG, tool or function calling, and prompt or grounding strategies.
  • Experience with Microsoft Copilot Studio architecture, conversational platforms, or agent runtimes.
  • Experience with real-time voice or speech systems, including ASR/TTS, speech-to-speech, telephony or media pipelines, or low-latency streaming.
  • Familiarity with CRM platforms, contact center systems, and customer data models.
  • Track record of setting technical direction, driving architecture across teams, and mentoring senior engineers.
  • Strong collaboration and communication skills.

Benefits

  • Typical U.S. base pay range is $142,800–$274,800 per year, with a separate range for certain San Francisco Bay Area and New York City metropolitan area locations.
  • Certain roles may be eligible for benefits and other compensation.
  • The position will remain open for at least 5 days and applications are accepted on an ongoing basis until filled.
Microsoft

About Microsoft

10,000+ employees

Microsoft develops operating systems, productivity software, cloud services, developer tools, and consumer devices for individuals, enterprises, and governments. Its main products include Windows, Microsoft 365, Azure, Visual Studio/GitHub, Xbox, and LinkedIn; revenue comes from software subscriptions and licenses, cloud consumption, hardware sales, and advertising. Founded in 1975 and headquartered in Redmond, Washington, Microsoft is a public company traded on Nasdaq.

Contact me