Microsoft

Principal Software Engineer - Microsoft Advertising

Microsoft
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1 day ago
Redmond, WA, USA or New York, NY, USAStaff+
H1B sponsor

Base Salary

$143k - $304k/yr

Responsibilities

  • Own the technical direction and execution of core components of Microsoft Ads’ high-scale, latency-sensitive real-time bidding service.
  • Lead the design and implementation of scalable, high-performance backend systems under strict latency and reliability requirements.
  • Drive modernization and long-term sustainability of critical services by improving code quality, maintainability, and operational safety.
  • Ensure service performance, scalability, and stability as traffic, data volume, and business requirements grow.
  • Define and evolve instrumentation, observability, and experimentation capabilities for data-driven decisions and safe production changes.
  • Collaborate with engineering, data science, experimentation, product, infrastructure, and business stakeholders.
  • Provide technical leadership and mentorship while influencing architecture decisions and engineering practices across teams.

Requirements

  • Bachelor’s degree in Computer Science or a related technical field and 6+ years of technical engineering experience with coding in C, C++, C#, Java, JavaScript, or Python, or equivalent experience.
  • Preferred qualifications include a master’s degree and 8+ years of experience, or a bachelor’s degree and 12+ years of experience, or equivalent experience.
  • Experience with high-throughput production systems where scalability, latency, and stability are critical.
  • Ability to design, evolve, and maintain complex systems over time.
  • Experience collaborating with cross-functional teams to deliver solutions aligned with business needs.
  • Ability to analyze and address performance or reliability issues in production environments.
  • Experience with real-time bidding systems, ad tech, or high-frequency decision systems.
  • Familiarity with experimentation platforms, A/B testing, or traffic-shaping systems.
  • Experience with ML-driven decision systems or integrating models into production pipelines.
  • Exposure to large-scale data processing or feature pipelines and cloud environments with modern deployment practices.
  • Ability to meet Microsoft, customer, and/or government security screening requirements, including the Microsoft Cloud Background Check.

Benefits

  • Employees within a 50-mile commute of a designated U.S. Microsoft Hub are expected to work from the office at least four days per week, subject to local law and jurisdiction.
  • Certain roles may be eligible for benefits and other compensation.
  • The position will remain open for at least five days, with applications accepted on an ongoing basis until filled.

Categories

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.

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