Senior Data Scientist (AdTech) at Nexxen

New York, New York, United States

Not SpecifiedCompensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

AdTech, AdvertisingIndustries

Requirements

Masters/Ph.D. in a quantitative field such as Operations Research, Mathematics, Statistics, Industrial Engineering, Mechanical Engineering, Physics, or related field
5+ years of experience in a data science or applied machine learning role, ideally in a high-scale, real-time environment
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
Familiar with Deep Learning using frameworks such as PyTorch/Tensorflow
Strong written and verbal communication skills — able to synthesize technical findings into clear, actionable insights
Self-directed, curious, and able to thrive in a collaborative environment

Responsibilities

Design, implement, evaluate and help deploy machine learning models for bidding, pacing and KPI prediction (Click, Action, Viewability etc.)
Analyze large-scale behavioral and performance data using Spark (Scala/PySpark), SQL, and Python
Deep dive into complex, legacy codebases; comfortable navigating and improving existing systems
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 across both technical and non-technical stakeholders

Skills

Machine Learning

Large-Scale Data Processing

Optimization

Bidding Logic

Demand-Side Platform

Ad Delivery

Real-Time Bidding

Nexxen

About Nexxen

N/AHeadquarters

2007Year Founded

N/ACompany Stage

1,001-5,000Employees

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