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Business Data Analyst
  • Kraków
Business Data Analyst
Kraków, Kraków, Lesser Poland Voivodeship, Polska
Sii Sp. z o.o.
14. 5. 2025
Informacje o stanowisku

technologies-expected :


  • Python
  • SQL
  • PostgreSQL

about-project :


  • We are looking for a Business Analyst to join the data management team. In this role, you will find and write down the business and data needs for different projects. You will work closely with people from the business and subject experts to ask questions, understand how things work, and gather the right information. These will help developers build the systems and platforms we need.
  • Dont wait, apply!

responsibilities :


  • Analyzing and documenting business and data requirements
  • Collecting and accurately documenting requirements through stakeholder meetings, interviews, and analysis of existing business processes
  • Designing relational data models and mapping information flow between systems using SQL to analyze source data
  • Developing advanced SQL to identify data gaps, test analytical hypotheses, and validate business requirements
  • Using Python (pandas, NumPy, etc.) for data wrangling, analysis, task automation, and supporting development teams with data-driven insights
  • Preparing technical and analytical documentation
  • Participating in project meetings, code reviews, and testing to ensure that delivered solutions align with business expectations
  • Monitoring data quality and proposing improvements
  • Work from the Cracow office up to 3 days per month

requirements-expected :


  • Proficient in writing complex queries for data extraction, transformation, and analysis across relational databases (e.g., PostgreSQL, MySQL, MS SQL Server)
  • Strong skills in using Python libraries (e.g., pandas, NumPy, Matplotlib) to clean, manipulate, and visualize data, and to support automation of analytical tasks
  • Ability to elicit, analyze, and document business and technical requirements using techniques like user stories, use cases, and process mapping
  • Excellent interpersonal and communication skills to work effectively with cross-functional teams, including developers, QA, product owners, and business users
  • Residing in Poland required

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 2.1BN, no debts, since 2006 on the market
  • We share the profit with Workers - over PLN 60M 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

  • Praca Kraków
  • Business Development Manager Kraków
  • Kraków - Oferty pracy w okolicznych lokalizacjach


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