Senior Data Scientist (USA / Israel)
Core
Building scalable ML models for consumer-based services to drive customer acquisition and personalize experiences.
Role type
Senior IC data scientist (ad-tech)
Builds
Production ML models and recommendation systems for ad-tech workflows
Domain
Digital advertising / performance marketing
Deliverable
production ML models
Required skills
predictive modeling, recommendation systems, statistical modeling, feature engineering, model evaluation, Python, R, data preprocessing, linear algebra, probability theory
Preferred skills
ad-tech experience, match-propensity models, embeddings, cold-start handling, calibration, Hadoop, Spark
Technologies
Python, R, NumPy, Pandas, SciPy, Hadoop, Spark
Responsibilities
Explore and analyze large volumes of data to identify patterns; design and develop models using statistical and machine-learning techniques; prepare data by gathering and integrating from various sources; assess model performance using evaluation metrics; fine-tune models to optimize performance and reduce bias; design systems to personalize consumer experience; collaborate with cross-functional teams to translate business requirements into data-driven solutions; monitor model performance and refine based on new data.
Seniority
Senior, hands-on IC
