(Senior) Data Scientist - Personalisation (m/f/n)

On a daily basis you will:  • Partner with our Product and Business Teams  to understand their needs, translate them into data science solutions, and provide actionable insights.  We work with all business products within InPost, e.g. InPost Mobile, Loyalty Programme, InPost Pay, among others.  • Develop and implement data science solutions (ML models, GenAI products, hybrid approaches, data analytics)  to optimize marketing and products strategies, enhance user experience and shape targeting.  • Collaborate closely with cross-functional teams  (e.g. other Data&AI teams, Technology teams) to ensure seamless integration of data-driven initiatives.  • Stay ahead of the curve  exploring cutting-edge methods and being on top of new trends  in Data Science & AI.  • Communicate insights and recommendations to the management and business teams, and other data community members.    In summary – you will have an opportunity to conduct end-to-end data products: exploring business needs (skills: understanding business, communication), analyze problems and propose thesis (data analytics), develop a solution (skills: hands-on ML/AI), present insights and results (skills: communication, translating technical stuff to non-technical people, ppt/BI), maintain the solution (skills: basic BI skills, model monitoring).  Job requirements:  • Education  – Bachelor’s or Master’s degree in a relevant field, e.g. Data Science, Computer Science, Mathematics, Econometrics  • Experience  – you have  at least 3 years of commercial experience as a Data Scientist . Consulting and marketing analytics experience are a plus  • Mindset  – you are goal-oriented and independent, skilled in change and time management, business-conscious, able to think long-term and decompose business problems  • Languages – you are proficient in Polish and English (other languages knowledge is a plus).  Technical skills:  • Excellent knowledge of ML solutions and their impact on business and user experience (clustering, recommender systems, regression, classification, etc.).  • Hands-on experience with working with large amounts of data.  • Proficiency in Python 3 , as well as  ML and data analysis libraries  (e.g. Pandas, Numpy, Scipy, Scikit-learn, Statsmodels, TF/Pytorch, etc.).  • Experience in writing well-structured code : functions, classes, modules.  • Knowledge and experience in  PySpark, relational databases, cloud solutions  (e.g. Databricks, Azure, GCP, AWS, Snowflake).  Nice to have:   • Experience in leveraging CI/CD pipelines in data-based products. • Experience with data pipelines framework, preferably Kedro.  • Experience with CLI tools: bash/zsh. Why join Us? • Impact:  Your work will directly influence strategic decisions and operational efficiencies across multiple international markets. • Innovation:  Be part of the team that's pushing boundaries of data analytics, working with the latest technologies and methodologies.  • Growth:  This role offers unparalleled opportunities for professional development in a data-driven, technology-forward environment. • Collaboration:  Engage with cross-functional teams, share knowledge and best practices, fostering a culture of continuous learning and improvement.  • We offer B2B type of Contract