Principal Software Engineer, AI Ads

Mountain View, CA (Hybrid)

$188K/yr – $304K/yrSenior Level6+ years expFull time

Posted 7 days ago

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Job Summary

Own the strategy, design, and delivery of global, AI-native advertising and commerce systems, guiding cross‑functional teams from research to production and mentoring engineers to raise technical excellence.

  • Lead cross‑team architectural decisions and large-scale backend development
  • Drive AI-driven development practices and scalable data/graph infrastructure

Job Description

Responsibilities

  • Lead the strategy, design, development, and optimization of global, low-latency shopping ads, travel, and product graph systems.
  • Partner with scientists, engineers, and product leaders to turn research and prototypes into reliable production systems.
  • Advance AI-native development through coding agents, agentic engineering, harness engineering, and vibe coding.
  • Drive cross-organizational initiatives, make key architectural decisions, and identify opportunities aligned with Microsoft’s commerce and advertising strategy.
  • Mentor engineers, raise technical excellence, and reshape AI-driven development workflows.

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.
  • 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.
  • Extensive experience architecting, developing, and operating highly reliable, massive-scale, globally distributed production systems, particularly big data infrastructure.
  • Hands-on expertise in one or more of the following areas: online advertising, information retrieval, large-scale data processing, microservices, distributed systems, real-time streaming technologies such as Kafka, Flink, or Spark Streaming, or AI infrastructure.
  • Demonstrated ability to lead cross-team technical strategy, influence key decisions, and align engineering, data science, and product management to turn research and business ideas into production systems in fast-moving, ambiguous environments.
  • Hands-on experience with AI-driven development practices, including coding agents, agentic workflows, harness engineering, or AI-assisted software development.
  • Solid communication and collaboration skills, with the ability to work effectively across globally distributed, multidisciplinary teams.

Preferred

  • 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.
  • Demonstrated startup and entrepreneurial mindset, including comfort with uncertainty, bias for action, customer focus, continuous learning, and rapid experimentation.
  • Ability to quickly evaluate, adopt, and apply emerging AI technologies to real-world engineering challenges.
  • Passion for solving complex technical problems and improving system performance, scalability, reliability, and developer productivity.
  • Fast learner and ability to independently manage and complete several tasks at once.
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Microsoft

Every company has a mission. What's ours? To empower every person and every organization to achieve more. We believe technology can and should be a force for good and that meaningful innovation contributes to a brighter world in the future and today. Our culture doesn’t just encourage curiosity; it embraces it. Each day we make progress together by showing up as our authentic selves. We show up with a learn-it-all mentality. We show up cheering on others, knowing their success doesn't diminish our own. We show up every day open to learning our own biases, changing our behavior, and inviting in differences. Because impact matters. Microsoft operates in 190 countries and is made up of approximately 228,000 passionate employees worldwide.

Founded in 1975
Redmond, Washington, US
237K employees (11,715 in marketing)

Traffic Signals

Monthly Visitors
1.3B
Monthly Google Ads Budget
$5.2M
Traffic Source Mix
Search
33.6%
Direct
56.9%
Referral
7.3%
Social
0.4%
Paid
1.2%

Headcount Trend

Current headcount: ~225.8K

Marketing Team

Marketing Team Size
6,377 (3% of company)
Median Career Experience
21 years
Median Tenure
14.3 years
Marketing Roles Posted (Last 30 Days)
48

Funding

Total Funding
$1M
Last Raise
$1M
Post IPO Equity, 3 years ago

Funding History

  • Dec 2022
    Post IPO Equity
  • Jan 2020
    Post IPO Equity
  • Sep 1981
    Series Unknown • $1M

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