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Principal Experimentation Data Platform Engineer

Microsoft

$139,900 - $274,800
Sep 16, 2025
Redmond, WA, USA
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Microsoft Teams is looking to solve the problem of empowering feature teams with deep customer insight through advanced data platforms and online A/B testing, enabling strategic, data-driven decisions at scale.

Requirements

  • 6+ years of experience designing and developing big data distributed architectures, scalable systems, and solving complex data problems at scale.
  • 6+ years of experience working with complex data sets, data pipelines, and modern data platforms such as Microsoft Fabric, Databricks, or similar.
  • 4+ years of experience building and managing A/B experimentation platform capabilities integrated with big data systems, as well as hands-on experience utilizing A/B testing.
  • Deep experience in system design and architecture for large scale, distributed, highly available services, with a strong record of operational excellence, reliability, performance optimization, efficiency, and ownership of production systems.
  • Proven ability to apply AI and machine learning for acceleration and optimization of experimentation workflows, data pipelines, guardrails, and data informed decision making.
  • Hands on expertise with modern data platforms and technologies, including Microsoft Fabric, Databricks, Azure Data Lake, Azure Data Factory, Azure Synapse, Spark, Scala, Hadoop, HDInsight, or equivalent, with experience building and operating complex data sets and pipelines at scale.
  • Full stack development experience is a plus.

Responsibilities

  • Design, develop and maintain components that power the Experimentation infrastructure for Microsoft Teams.
  • Collaborate and influence designs, architectures, and best practices to support large-scale distributed systems and big data pipelines in our A/B testing platform.
  • Analyze complex, high-volume, high-dimensional data systems for scalability.
  • Understand and influence the product metrics in Experimentation AB across different surfaces where MS Teams is available.
  • Collaborate closely with peers and other teams across a variety of technical, business and data backgrounds to find innovative solutions in a fast-paced environment.
  • Leverage AI to accelerate and optimize experimentation workflows, data pipelines, and developer experiences, improving speed, quality, and reliability.
  • Be a champion and influencer of our experimentation-driven culture within MS Teams.

Other

  • Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience
  • Ability to meet Microsoft, customer and/or government security screening requirements
  • Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter.
  • Leadership and influence across organizational boundaries, with the ability to communicate technical details clearly to diverse audiences
  • Strong analytical skills and data storytelling through concise, actionable visualizations