Staff Data Scientist

Role Description OpenX is seeking a Staff Data Scientist to join our Data Science team. Our exchange processes hundreds of billions of ad requests daily and generates petabytes of data, requiring advanced machine learning, deep learning, and modern AI techniques delivered through scalable platforms to create value for customers. A Staff Data Scientist is a senior technical leader whose impact spans multiple teams and business domains. In this role, you will: Solve complex marketplace problems Set technical direction for your domain Architect major ML systems Mentor other scientists Partner with engineering and product leaders on data-driven strategy Problems at this level include: Auction and marketplace optimization Bidding and yield strategy Relevance and prediction systems at exchange scale Causal measurement of marketplace changes Capabilities for training, validating, and monitoring ML systems in production Qualifications Ph.D. in Data Science, Machine Learning, Computer Science, Physics, Mathematics, Operations Research, or related technical field with 6+ years of relevant industry experience; OR M.S./B.S. with 8+ years of relevant experience Deep expertise in deep learning and broad fluency across the modern ML toolkit Proven ability to architect and deliver complex, production-grade ML systems that operate at scale Strong track record of nurturing DS/ML projects to maturity with significant business impact Mastery of probability and statistics, especially techniques that scale to massive datasets Strong Python and SQL skills; experience with ML frameworks such as TensorFlow or PyTorch Strong communication and presentation skills Track record of cross-team technical leadership and mentorship of senior data scientists and technical partners Requirements Experience developing, evaluating, or optimizing bidding algorithms for RTB environments Experience working with a cloud platform like GCP/AWS/Azure, with emphasis on GCP and the Vertex AI platform Experience with ML pipeline and orchestration tools such as TFX, Kubeflow, or Airflow Familiarity with other programming languages such as Java and Go Experience working in digital media, marketing technology, or advertising technology Track record of setting technical standards or best practices adopted beyond a single team Experience representing data science capabilities or strategy in cross-functional forums Benefits $195,500 - $218,500 a year Company Description OpenX is focused on unleashing the full economic potential of digital media companies by making digital advertising markets and technologies that deliver optimal value to publishers and advertisers. We have built a team that is uniquely experienced in designing and operating high-scale ad marketplaces. We are constantly looking for thoughtful, creative executors who are fascinated by finding new ways to apply market design, technical innovation, operational excellence, and empathetic partner service.