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Senior Data Scientist

Italy🌐 Remote💼 Full-time🗓 2026-09-23 → 2026-09-26

Core

Develop and improve machine learning products operating at exceptional global scale, processing billions of ad requests and users in real time to optimize customer acquisition, retargeting, and advertising performance.

Role type

Senior IC data scientist (AdTech)

Builds

Scalable machine learning solutions for a global technology platform

Domain

AdTech / Digital Advertising

Deliverable

production ML models

Required skills

Python, Spark, Hadoop, Airflow, Docker, SQL, sparse large-scale dataset algorithms, neural networks (classification, regression, multi-task learning), A/B testing design and analysis

Preferred skills

Reinforcement learning, large-scale optimization, mobile app advertising technology experience

Technologies

Python, Spark, Hadoop, Airflow, Docker, SQL

Responsibilities

Develop, enhance, and optimize machine learning models by introducing new features, tuning parameters, and incorporating additional data sources; Collaborate with Machine Learning Engineers to research, develop, and deploy scalable supervised and unsupervised learning algorithms; Explore new and existing data sources to identify opportunities for improving model performance; Research and evaluate innovative machine learning approaches that can optimize different stages of the product and advertising value chain; Design, run, and analyze A/B tests to validate hypotheses, measure impact, and continuously improve models and strategies; Build clean, reproducible, and well-tested code that can reliably move from research environments into production

Seniority

Senior, hands-on IC

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