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Microsoft Corporation Logo Microsoft Corporation · IT - Software Development

Principal Software Engineer--Web data platform

China, Beijing · Job Posted January 29, 2026
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Job Description

We are looking for a highly motivated and experienced platform engineer to join the Web Data Platform Engineering Team, responsible for some of Bing’s most critical data processing systems and pipelines. These systems and pipelines form the backbone of Bing’s web understanding stack, powering content extraction, enrichment, and understanding at massive Internet scale. In this role, you will design, build, and evolve large-scale distributed systems that process billions of documents per day with low latency and high reliability. You will work with both in‑house frameworks and open-source technologies to build next‑generation data processing platforms that enable downstream services—such as indexing, ranking, and AI-driven experiences—to deeply understand the web.

Job Responsibility

  • Design and architect large‑scale distributed pipelines to ensure scalability, robustness, performance, and cost efficiency
  • Implement new features and system improvements in highly distributed, parallelized environments, using data to measure and validate impact
  • Develop and maintain comprehensive test coverage, including unit, integration, and performance tests, ensuring production-grade reliability
  • Debug, triage, and mitigate issues in live production environments handling massive data flows
  • Continuously improve the system architecture, proposing and driving enhancements based on industry best practices and emerging technologies
  • Collaborate cross‑functionally with engineers, PMs, and partner teams to align technical execution with business and product objectives
  • Contribute to engineering excellence, operational rigor, and incident‑free execution for mission‑critical pipelines that support Bing’s web data ecosystem

Requirements

  • 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
  • Solid foundation in distributed systems, concurrency, networking, and system design
  • Excellent communication, collaboration, and problem‑solving skills
  • Fluency in English (spoken and written)

Nice to have

Master'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++, C#, Java, JavaScript, or Python OR Bachelor's Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience

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