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Principal Software Engineer, Online Ads Systems

Microsoft· Software Engineering
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Redmond, WA$142.8k - $274.8kfull-timePosted 2mo ago

About the role

Principal Software Engineer at Ads Frontdoor building scalable, high-performance services hosting state-of-the-art ML models for online ads; focused on distributed systems, low latency, high throughput, and collaboration with BingAds stakeholders.

Responsibilities

  • Work with BingAds stakeholders to determine requirements for new features to drive up Ads business.
  • Create system design for feature requirements.
  • Assure system meets security and compliance requirements and expectations. Creates a clear and articulated plan for testing and assuring quality of solutions.
  • Implement the features with high efficiency, extensibility, diagnosability, reliability, and maintainability with few defects.
  • Reviews code of product to assure it meets the team's and Microsoft’s quality standards, is reliable and accurate, and is appropriate for the scale of the product feature.
  • Maintain operations of live service as issues arise on a rotational, on-call basis.
  • Identifies solutions and mitigations to simple and complex issues and escalates as necessary.
  • Acts as a Designated Responsible Individual (DRI) working on call to monitor system/product feature/service for degradation, downtime, or interruptions.
  • Responds within Service Level Agreement (SLA) timeframe.
  • Escalates issues to appropriate owners.
  • Builds knowledge, shares new ideas, and shares pinpoints of engineering tool gaps to improve software developer tools to support other programs, tools, and applications to create, debug, and maintain code for product features.
  • Contributes to the development of automation within production and deployment of a product feature.
  • Profile and analyze distributed system performance and capacity bottlenecks.
  • Propose and implement solutions to improve system latency and capacity to meet BingAds online serving requirements.

Qualifications

  • 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.

Skills

Required:Distributed system engineering
Nice to have:Multi-threading programmingMachine learning and online system designProfiling and performance analysisAzure

Benefits

  • Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here: https://careers.microsoft.com/us/en/us-corporate-pay
Last updated Aug 27, 2026. Interested? Apply on the company site.

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