Senior Data Scientist (AdTech)

• Design, develop, and deploy machine learning models to solve complex business problems in the AdTech domain
• Analyze large datasets to generate actionable insights and improve product performance
• Build and maintain scalable data pipelines using big data tools and frameworks
• Perform data preprocessing, cleaning, feature engineering, and model evaluation
• Collaborate with cross-functional teams including engineers, analysts, and product managers
• Ensure model accuracy, reliability, and scalability through rigorous testing and validation
• Stay updated on emerging data science techniques, tools, and best practices
• Contribute to team discussions, process improvements, and knowledge sharing

• 4+ years of experience in data science projects applying machine learning, statistical modeling, and data mining techniques
• Hands-on experience working with Natural Language Processing (NLP) and Large Language Models (LLMs), including applying them to real-world business problems
• Strong understanding of statistics and ability to apply statistical methods to analyze data and validate model performance
• Proficiency in Python or R for data analysis and model development
• Strong SQL skills and experience working with big data technologies such as Hive and Spark
• Hands-on experience with PySpark or RSpark for large-scale data processing
• Experience building, evaluating, or optimizing ML/NLP models in production or near-production environments
• At least Upper-Intermediate level of English  

PERSONAL PROFILE

• Excellent communication and interpersonal skills, with the ability to collaborate effectively with cross-functional teams and stakeholders 
• Strong problem-solving and decision-making skills, with a focus on driving results and meeting deadlines 
• Self-motivated, adaptable, and eager to learn new technologies and frameworks