Principal Architect

Overview

Microsoft Ads powers one of the world’s largest digital advertising ecosystems, delivering billions of recommendations every day to users worldwide. We are seeking a Principal Architect to advance the next generation of distributed systems that power ad retrieval, ranking, moderation, and generation at web scale. You will also build evaluation frameworks, enable agentic platforms leveraging LLMs and SLMs to reason, adapt, and take multi-step actions, unlocking measurable impact for our advertisers and users.

Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.

Qualifications

Required Qualifications :

• 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.
• Proven experience building and shipping large-scale distributed systems and infrastructure services.
• Experience with large-scale data systems, optimizations and distributed system design.
• Solid organization, prioritization, and communication skills to drive clarity and alignment across teams.
• Track record of delivering high-impact systems within timelines and raising the technical bar for the organization.

Other Requirements :

Ability to meet Microsoft, customer and / or government security screening requirements are required for this role. These requirements include but are not limited to the following specialized security screenings :

Preferred Qualifications :

#MicrosoftAI

Responsibilities

Benefits / perks listed below may vary depending on the nature of your employment with Microsoft and the country where you work.Industry leading healthcareEducational resourcesDiscounts on products and servicesSavings and investmentsMaternity and paternity leaveGenerous time awayGiving programsOpportunities to network and connect