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Data and Reporting Senior Developer Miejsce pracy: Kraków Technologies we use Expected SQL Optional Google Cloud Platform BigQuery Data Studio Python Operating system Linux About the project The Data & Architecture Office plays a key role in shaping the future of the organization by connecting business processes, data, products, services, and technology. The team focuses on delivering high-quality data insights and developing data repositories aligned with enterprise standards. As a Data & Reporting Senior Developer, you will be responsible for end-to-end delivery of data projects, including data modelling, reporting, and analytics, ensuring compliance with best practices and security standards. Sounds like your kind of challenge? Your responsibilities Deliver end-to-end data projects, including KPI development, data modelling, and reporting solutions. Perform data discovery, cleaning, transformation, metrics calculation, aggregation, and validation. Match and link datasets from multiple sources. Ensure secure data movement from sources to targets. Develop complex reporting solutions within Google Cloud Platform and/or Microsoft SQL Server. Utilize Python, T-SQL, and other technologies for data processing and automation. Collaborate with stakeholders to understand requirements and process logic. Identify process improvement opportunities and manage risks in your area of responsibility. Document processes, create roadmaps, and maintain technical documentation. Drive assigned projects, facilitate discussions, and monitor progress. Note: Detailed project information will be shared during the recruitment process. Our requirements Minimum 3 years of experience in a data-related role (SQL development, data analysis, data engineering, data architecture, or data management). Advanced knowledge of SQL programming and relational database systems. Experience with Google Cloud Platform (BigQuery, Data Studio) is highly desirable. Understanding of ETL and data warehousing principles. Experience in preparing business reports and front-end dashboards. Knowledge of Python is an advantage. Excellent written and verbal communication skills in English (business proficiency). Proactive, goal-oriented approach with strong problem-solving skills. This is how we organize our work This is how we work at the clients site agile scrum This is how we work on a project Continuous Deployment Continuous Integration issue tracking tools What we offer Flexible cooperation model – choose the form that suits you best (B2B, employment contract, etc.) Hybrid work setup – remote days available depending on the client’s arrangements (2 days per week in Kraków) Collaborative team culture – work alongside experienced professionals eager to share knowledge Continuous development – access to training platforms and growth opportunities Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more High quality equipment – laptop and essential software provided Benefits sharing the costs of sports activities private medical care sharing the costs of professional training & courses life insurance Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference. Mindbox Sp. z o.o. At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe. Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.