Senior Data Scientist, AdTech — Build & Deploy ML at Scale

ProximityWorks is seeking a Senior Data Scientist for a 6-month contract in San Francisco to design, deploy, and optimize machine learning models at scale. The role focuses on end-to-end experimentation, feature engineering, and production-ready pipelines using Python, SQL, Spark, and AWS.

You will work with big data tools like Databricks, Hadoop, and Airflow, collaborating with engineering teams to integrate models into cloud-based applications on AWS.