Senior Data Scientist (m/f/d)

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Senior Data Scientist role at Kayzen, a mobile DSP focused on programmatic advertising. Responsibilities include improving machine learning models, developing scalable algorithms, exploring new data sources, researching ML solutions, and conducting A/B tests. Requires minimum 5 years experience in data science product development, strong coding skills, proficiency in Python, Spark, Hadoop, Airflow, Docker, SQL, experience with large sparse datasets, neural networks, and preferably reinforcement learning. Prior experience in Ad-Tech, gaming, or eCommerce is mandatory. Benefits include working directly with founders, career growth, multinational team, flexible remote work, relocation opportunity to Berlin, and budgets for home-office setup and learning.