senior data scientist

توضیحات آگهی

Job Description Every ad has a different objective Some aim to maximize visibility others to drive clicks while some focus on user acquisition The Data Science team is responsible for selecting the most relevant ad from hundreds of available options and delivering it to the right user Achieving this requires solving several challenging problems including Late Events The time between a user viewing an ad and installing the advertised app can span several days This delay affects data labeling and creates challenges for model training and evaluation Partial Feedback We can only observe user feedback for ads that have actually been recommended and displayed This creates a selection bias as feedback is unavailable for ads that were not shown to users Imbalanced Datasets Positive user interactions with ads are significantly less frequent than non interactions resulting in highly imbalanced datasets that require specialized modeling approaches As a member of the Data Science team you will work on these and other challenging problems applying your expertise in machine learning statistics and probability to develop evaluate and improve models and algorithms that power our advertising platform Key Responsibilities Translate complex advertising problems into mathematical formulations Develop evaluate and improve machine learning models and algorithms Debug monitor and analyze algorithm performance to identify issues and opportunities for improvement Collaborate closely with cross functional teams to ensure the effective implementation and deployment of algorithms in real world environments Continuously explore and apply relevant data science techniques to improve advertising performance Requirements Strong analytical and problem solving skills Strong programming skills in Python Hands on experience with core Data Science libraries including scikit learn NumPy SciPy and pandas Strong understanding of machine learning concepts and algorithms Solid knowledge of statistics and probability A Master s or PhD degree in Artificial Intelligence Mathematics Statistics or a related field or equivalent relevant professional experience Ability to work effectively both independently and as part of a cross functional team Nice to Have Familiarity with advertising related problems and relevant industry experience Knowledge of Multi Armed Bandit problems and related algorithms تهران تهران جردن تمام وقت تپسل کارشناس ارشد جنسیت تفاوتی ندارد بازاریابی و تبلیغات