Senior Data Scientist

The role

You will work on the core optimization and bidding logic of the Nexxen Demand-Side Platform. You will design, implement, and deploy machine learning models for bidding, pacing, KPI prediction, and forecasting.

What you will do

• Design, implement, evaluate and help deploy machine learning models for bidding, pacing, KPI prediction and Forecasting.
• Analyze large-scale behavioral and performance data using Spark (Scala/PySpark), SQL, and Python.
• Deep dive into complex, legacy codebases.
• Collaborate with product managers, engineers, and other data scientists to define problems and deliver end-to-end solutions.
• Write clear, concise technical documentation and communicate insights effectively.

Required qualifications

• Master’s in a quantitative field such as Data Science, Operations Research, Computer Science, Mathematics, Statistics, Industrial Engineering, Mechanical Engineering, Physics, or related field
• 5+ years of experience in a data science or applied machine learning role
• Proficient with applied machine learning techniques (classification, regression, evaluation metrics, etc.), especially tree-based models like XGBoost.
• Comfortable navigating large, complex legacy codebases and proposing changes to production systems.
• Strong programming skills in Python, and SQL.
• Experience with Scala/Apache Spark for distributed data processing and machine learning at scale.
• Strong written and verbal communication skills

Nice to have

• comfortable using LLM-based tools (e.g., Copilot, ChatGPT) to accelerate development, debugging, and documentation

Benefits

• medical
• dental
• vision
• disability insurance
• 401(k)
• EAP
• parental leave
• unlimited vacation
• company-paid holidays

About the company

Nexxen is a company that values differences, varied experiences, and collective contribution.