Senior Machine Learning Engineer - Ranking at quinstreetquinstreet · United States

Workplace: Remote

Posted: 2026-10-19

Skills: Python, SQL, CI/CDPowering Performance Marketplaces in Digital Media QuinStreet is a pioneer in powering decentralized online marketplaces that match searchers and “research and compare” consumers with brands . We run these virtual- and private-label marketplaces in one of the nation’s largest media networks. Our industry leading segmentation and AI-driven matching technologies help consumers find better solutions and brands faster. They allow brands to target and reach in-market customer prospects with pinpoint segment-by-segment accuracy, and to pay only for performance results. Our campaign-results-driven matching decision engines and optimization algorithms are built from over 20 years and billions of dollars of online media experience. We believe in: The direct measurability of digital media. Performance marketing. (We pioneered it.) The advantages of technology. We bring all this together to deliver truly great results for consumers and brands in the world’s biggest channel. Job Category Join us to shape how users discover and interact with our marketplace. You’ll advance algorithms for ordering, prioritization, and personalization. Ranking is a core component which helps users discover ads, balance user satisfaction, business goals, and system health. Responsibilities Design and improve ra …truncated… ing, calibration, concept drift detection, and adaptive or online learning. Proficiency in SQL is desired. Knowledge about Linear Algebra, Combinatorial optimization is desired. Proficiency in scalable software design and development. Exposure to multimodal signals (text/image/metadata) is a plus, not required. The expected salary range for this position is $140,000 USD to $170,000 USD annually. This salary range is an estimate, and the actual salary may vary based on the Company’s compensation practices. The salary may be adjusted based on applicant's geographic location. The position is also eligible to receive performance bonus or commission and equity in the form of restricte…Sign in to see the original postingBrowse more developer jobs on RoleBurst