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Technologies-expected : SQL Java Python ETL CI/CD Git Jenkins Groovy JDBC Rest API s FTP technologies-optional : GCP about-project : Join Sii and become part of our Data & Analytics Competency Center. This is our dedicated team of experts passionate about data analysis, processing, and management. Together, we create innovative solutions in areas like Data Science, Big Data, Machine Learning, and Data Engineering. By working with cutting-edge tools and technologies, you’ll build advanced analytical models, design efficient data systems, and help transform data into actionable insights that drive digital transformation and make a real impact on businesses. Let’s shape the future of data together! responsibilities : Analyzing and verifying data from different sources to ensure its reliable and suitable for use Learning about source systems, data models, and standards Understanding data needs from model development and monitoring teams, resolving data quality issues, and collaborating with project teams on new data assets Building ETL pipelines to make data available on GRADE Contributing to designing plans for future data, application, and business processes Preparing clear and impactful materials for sharing with stakeholders at all levels Managing relationships with key teams effectively Working with management to prioritize business and data needs Identifying and promoting opportunities for process improvement requirements-expected : Bachelor’s degree in IT or a related numerate subject; a Master’s degree is preferred Strong theoretical and practical knowledge of programming tools, with proficiency in at least one of the following: SAS, Python, Py Spark, SQL, or Hadoop Big Data Experience in business analysis, including requirements gathering and specification Ability to understand complex data architecture Excellent organizational, analytical, problem-solving, and project management skills Ability to multitask and work effectively under pressure to meet tight deadlines Familiarity with JIRA, Confluence, and Monday.com Residing in Poland required Openness to hybrid work - 2 days in the office offered : Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1 BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 60 M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People