Power BI / Data Visualization Specialist

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.

We are looking for two Power BI / Data Visualization Specialists to join our team. You will be responsible for developing and maintaining analytical models, creating advanced DAX measures, and designing operational dashboards that support business decision-making. This role involves working in an iterative, Agile environment, delivering high-quality data visualizations and optimized data models.

Sounds like your kind of challenge?

What you’ll be doing

Develop and optimize advanced DAX measures (including VAR, CALCULATE, FILTER, SUMX, iterators)
Build operational measures such as utilization, performance, and capacity
Design and implement Power BI visualizations based on business requirements and UX/UI guidelines
Work with custom visuals and configure dashboards for operational and performance reporting
Extend and optimize semantic data models (star schema / snowflake), including relationships, hierarchies, and aggregation logic
Configure Power BI Workspaces, scheduled refresh, and manage Power Query/M scripts
Implement automation flows in Power Automate to support reporting processes
Prepare technical documentation (measures, model structure, visualization logic, deployment instructions)
Collaborate with the team in daily stand-ups and deliver iteratively based on backlog and user stories

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

Advanced Power BI skills, including:
- DAX (complex calculations, time intelligence, performance optimization)
- Semantic model design and maintenance
- Custom visuals and Power Query/M (optional)
Strong Excel skills (pivot tables, Power Query, advanced formulas)
Experience with Power Platform, especially Power Automate
Ability to create clear technical documentation
Experience working in Agile/iterative delivery models
Strong communication and teamwork skills

Nice to Have

Knowledge of UX principles for dashboards
Experience with Git/repositories and working with APIs
Familiarity with workflow automation and integration with SharePoint/Outlook

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.

Power BI / Data Visualization Specialist

Katowice

B2B

1100 - 1400 pln/md netto + VAT

Apply for position

SUPPORT & BENEFITS

Private healthcare

Fast access to doctors and medical tests.

Mindbox fully covers the individual package. You can extend the coverage to your partner and family on preferential terms. A wide network of medical providers and clear rules for everyday use.

Multisport

Energy that pays off.

We cover 50% of the card cost. You get access to thousands of sports facilities across Poland, plus a convenient mobile app. Additional cards for family members are available.

Training & development

Practical support for your career growth.

We co‑fund courses, certifications and conferences under a clear Training Policy. You also get access to a library of recorded webinars and trainings – available whenever you need them.

Eyewear or contact lenses co‑funding

Clear vision means comfortable work.

Up to PLN 500 every two years, with an additional PLN 300 available in justified cases. Simple reimbursement, regardless of your form of cooperation.

Group life insurance

Real protection from day one.

Option I is fully funded by Mindbox, Option II is co‑funded. You can include your partner and adult children, with coverage that also applies to treatment and hospitalisation abroad.

Ongoing support from the Talent Network Development

You’re not on your own in a project.

Regular contact, quick response and a partnership‑based approach. You focus on your work — we help take care of the rest.

Regular integration meet‑ups

Relationships that work beyond the project.

Cyclical meet‑ups for contractors in major cities across Poland. A space to talk, exchange experience and stay in real contact with the Mindbox team.

Annual company‑wide integration

One event. The whole community.

A two‑day company gathering with accommodation, transport and a full activity programme. Time to connect teams from across Poland and build shared experiences.