At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.
Sounds like your kind of challenge?
Li-Hybrid
Kraków: 6 days/month on-site
What you’ll be doing
- Design, build, and maintain complex Excel models, dashboards, and reporting tools
- Develop, optimize, and document VBA macros and automation workflows
- Transform raw data into structured, analysis-ready datasets
- Automate recurring reports, reconciliations, and data validation processes
- Create advanced formulas (including Power Query, dynamic ranges, array formulas)
- Perform data analysis to identify trends, anomalies, and performance drivers
- Ensure accuracy, integrity, and consistency of data across all spreadsheets
- Collaborate with stakeholders to understand reporting and automation needs
- Maintain version control, documentation, and best practices for all solutions
- Troubleshoot and improve existing Excel/VBA tools for performance and reliability
Note: Detailed project information will be shared during the recruitment process.
What you get in return
- 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
- 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
Who we’re looking for
- Expert-level Microsoft Excel skills (advanced formulas, pivot tables, Power Query, Power Pivot)
- Strong VBA development skills (macros, user forms, error handling, performance tuning)
- Solid understanding of data structures, data cleaning, and validation techniques
- Ability to handle large datasets efficiently within Excel
- Strong analytical and problem-solving skillsAbility to translate business requirements into technical spreadsheet solutions
- High attention to detail and excellent documentation habits
Nice to Have:
- Experience with SQL and relational databases
- Familiarity with Power BI or other BI tools
- Basic knowledge of Python or R for data analysis
- Experience integrating Excel with external data sources (APIs, CSVs, databases)
- Understanding of financial, operational, or compliance reporting
Education:
- Degree in Data Analytics, Computer Science, Mathematics, Statistics, Finance or equivalent practical experience
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.
I will handle your recruitment
Martyna Zakrzewska

