Principal Software Engineer, AI Ads

Architecting the Future of AI Commerce

In this high-impact Principal role, you will serve as a technical visionary for Microsoft’s AI-powered advertising and shopping engines. You will be responsible for the architecture and performance of massive, low-latency systems that drive global commerce through Bing, Copilot, and intelligent agents. This isn't just a maintenance role; it's an invitation to reinvent how billions of products are indexed, discovered, and personalized using the latest in generative AI and large-scale data processing.

Leading the Vibe Coding Revolution

Microsoft is looking for an engineer who doesn't just write code, but orchestrates it. A primary focus of this position is advancing "AI-native development." You will pioneer the use of coding agents, agentic engineering, and vibe coding to accelerate software delivery without sacrificing reliability. Your mission is to reshape traditional development workflows into high-velocity, AI-assisted processes, mentoring the wider engineering org on how to leverage LLMs and SLMs effectively within a production environment.

Tech Stack and Innovation

• Modern AI: Work deeply with Generative AI, Large Language Models, and automated coding agents.
• Global Systems: Scale distributed infrastructure using C++, Python, C#, and Java across Kubernetes-managed environments.
• Data & Discovery: Build sophisticated product graphs and streaming pipelines using technologies like SQL, NoSQL, and real-time data processors.
• Leadership: Drive technical strategy across teams, turning cutting-edge AI research into tangible products for millions of advertisers and users.