Senior Data Analyst

2 semanas atrás


Braga, Braga, Portugal Vizor Apps Limited Tempo inteiro

Job Description:
As a Senior Data Analyst at Vizor Apps Limited, you will play a crucial role in the development and improvement of our internal system for evaluating the effectiveness of continuous ad buying. You will provide methodological support to the existing team, ensure the selection of appropriate tools for specific tasks, and guide the correct interpretation of results.
Your responsibilities will include contributing to the automation of processes related to training, validation, monitoring, and updating of predictive models. You will develop methods to account for and/or eliminate the effects of seasonality and product activity (A/B tests, LiveOps) to improve forecast accuracy and stability.
Additionally, you will monitor forecast achievement, as well as look for and interpret the reasons why forecasts are not met. You will also develop segmentation techniques to partition data (at the level of users, countries, etc.) into optimal groups.
The ideal candidate will have a Bachelor's or Master's degree in statistics, applied mathematics, computer science, or a related field. At least 5 years of experience in data analytics, preferably in mobile advertising or marketing analytics, is required.
The successful candidate will possess intermediate or higher-level Python programming skills, proficiency in SQL and Pandas for data manipulation, and experience in developing mission-critical software. Strong knowledge of statistical modeling, machine learning, and predictive analytics is essential.
Other desired skills include experience with version control systems (GitLab), machine learning libraries (e.g. scikit-learn, TensorFlow, PyTorch), and familiarity with Airflow. Bonus skills include expertise in time series analysis and segmentation techniques, experience with data visualization tools (Tableau), and intermediate written English for effective communication.
We offer a comprehensive benefits package, including health insurance, paid sick leave, vacation, and sports and fitness reimbursement. We also provide opportunities for professional development, including specialized conferences, workshops, and internal English courses.
If you are a motivated and experienced data professional looking for a new challenge, we encourage you to apply.


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