(Senior) BI Analyst

Contract of Employment - only

Hybrid work from Poznań

We are looking for a Senior Data Analyst to join a dynamic global Data Analytics team and collaborate with key stakeholders across CRM, Retail, Brand, e-commerce, Finance, and Supply Chain.

The role is based in Poznań, Poland, with a functional reporting line to the company’s global headquarters. In this position, you will transform complex data into actionable insights that support strategic decision-making and drive measurable business impact.

You will also play an important role in fostering a data-driven culture and contribute to a strategic initiative focused on modernizing the organization’s data platform to ensure scalability and future readiness.

Key Responsibilities

• Design and develop Power BI solutions, including datasets, star-schema models, DAX measures, and dashboards

• Deliver high-quality ad-hoc analyses and translate business needs into clear insights and recommendations

• Collaborate with global stakeholders, align on KPIs and definitions, and present findings to senior leadership

• Improve data quality, enhance transformation layers, and ensure consistency across reporting

• Automate recurring analyses and optimize processes for efficiency

• Perform advanced analytics such as segmentation, cohort analysis, and marketing effectiveness

• Enable self-service analytics by empowering business teams to leverage data independently

• Promote a data-driven mindset across the organization

• Contribute to a global data transformation initiative and the evolution of the analytics ecosystem

Experience:

• 5+ years of experience in Business Analytics or Business Intelligence

• Strong hands-on experience with Power BI

Technical Skills:

• Advanced SQL (BigQuery is a plus)

• Strong knowledge of DAX and data modeling

• Python for advanced analytics (preferred)

• Experience with cloud platforms (GCP or Azure), Databricks, and Git

• Familiarity with QlikView is a plus

Analytical Expertise:

• Power BI development and dashboard design

• Data modeling (star schema, semantic layer optimization)

• Advanced analytics (segmentation, cohort analysis, marketing analytics)

• Process automation and optimization

Soft Skills:

• Excellent data storytelling and communication skills

• Strong stakeholder management in a global environment

• Ability to prioritize and align business needs and KPIs

• Passion for promoting data-driven decision-making

• Experience supporting organizational change and adoption of new tools

• Strong presentation skills with the ability to influence decision-makers

What you need to do now

If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.

Hays Poland sp. z o.o. is an employment agency registered in a registry kept by Marshal of the Mazowieckie Voivodeship under the number 361.