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Principal Software Engineer

United States, Redmond 163000.00 - 296400.00 USD / Year · Job Posted April 10, 2026
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Job Description

We are looking for a strong Principal Software Engineer who is passionate about big data and building large scale services to taken on massive data and cater to cater to increasing use cases at lower latency. You will be part of a very strong and fun group building very large-scale data infrastructure, developing advanced and practical data mining, machine learning, statistics, and measurement techniques solving the hottest and most challenging problems in the world to real impact. Here, you have the right environment and strong support to drive your passionate features into solution. You are empowered to influence millions of end users while impacting huge businesses like Office, Bing and others. You will have opportunities to work together with world class developers and researchers to stay in the forefront of advancing technologies, such as big data, data mining, data processing platform, metrics, BI, machine learning, online experimentation, statistics, cloud computing, search, and ads. Our team does Click Prediction, Automated Ad Copy generation, Ranking and Pricing of Ads which are some of the most fundamental problems in Search Advertisement. Probability of being clicked is the most important feature used in Ranking of Ads. Ads Generation and Ranking are at the forefront of advancements in artificial intelligence and big data within computer science, presenting complex and compelling challenges.

Job Responsibility

  • Working on solving ambiguous problems, designing and developing services with high reliability, 24x7 availability
  • Working with big data technologies like Azure Data Lake, COSMOS
  • Creating high-availability services based on new and upcoming streaming solutions
  • Working with short release cycles and delivering quality software including architecture, design, development, test, ship and support the software
  • Collaborating with multiple teams within Ads Marketplace, Ads Platform, Ads Data platform, Search Platform

Requirements

  • Bachelor'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 equivalent experience
  • Ability to meet Microsoft, customer and/or government security screening requirements
  • Microsoft Cloud Background Check

Nice to have

  • Master's Degree in Computer Science or related technical field AND 12+ years technical engineering experience
  • OR Bachelor's Degree in Computer Science or related technical field AND 15+ years technical engineering experience
  • Ability to achieve mutually satisfying agreements in negotiations with others by listening to their objective
  • Proven technical leadership for the identification of dependencies and incorporating them into the development of design documents
  • Proven record of accomplishment of delivering on commitments under tight schedule
  • Strong algorithm and analytical background
  • Ability to anticipate, mitigate, and resolve issues on a recurring basis, in a large-scale, distributed cloud environment
  • Multi year experience in stream computing, large scale inferencing and training service, big data services (ADLS, Cosmos) is a plus

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