Microsoft's Vertical Ads Algorithm & Infrastructure team is seeking a Senior Software Engineer to work on cutting-edge advertising technology. The role focuses on selection, relevance, and modeling of vertical ads, utilizing advanced algorithms from NLP to information retrieval. As part of Microsoft's global R&D team, you'll work with large datasets and collaborate with top scientists and engineers. The team leverages deep learning methodologies using Microsoft AI to solve complex problems in the $600 billion advertising market. You'll be responsible for designing and implementing algorithms that operate at scale, contributing to Microsoft's Commerce Strategy where Vertical Ads play a central role. The position offers competitive compensation, comprehensive benefits, and the opportunity to work on innovative solutions in computational advertising. The team handles various aspects including user intent understanding, relevance modeling, marketplace optimization, and experimentation infrastructure. This role combines technical expertise with business impact, working in a collaborative environment that values growth mindset and innovation.