Machine Learning Engineer • Senior

Who you are

You have 5+ years of experience in machine learning and algorithm development — you've designed and implemented ranking systems that enhance user satisfaction and business goals. Your strong analytical skills allow you to translate broad objectives into clear metrics, ensuring that your work drives measurable improvements.

You possess a deep understanding of AI technologies and their applications in digital media — your experience includes building high-value signals and optimizing algorithms based on rigorous measurement and experimentation. You are comfortable with both offline and online evaluation practices, helping teams make evidence-based decisions.

What you'll do

In this role, you will design and improve ranking systems that power QuinStreet's performance marketplaces — your work will directly impact how users discover ads and interact with brands. You will collaborate with cross-functional teams to translate business goals into actionable metrics, ensuring that your algorithms deliver steady, validated gains.

You will advance evaluation practices within the team, focusing on clean test design and alignment between offline and online results — your expertise will guide teams in making informed decisions based on data. You will also be responsible for building and refining the decision engines that drive our matching technologies, ensuring they are optimized for performance and user satisfaction.

What we offer

QuinStreet offers a dynamic work environment where innovation is encouraged — you will have the opportunity to shape the future of digital media marketplaces. We provide competitive compensation and benefits, including paid time off and opportunities for professional development. Join us in our mission to connect consumers with brands effectively and efficiently.