Senior BI Developer

We are seeking a Senior BI Developer based in our Warsaw or Poznań location to join the Data Science & Engineering team.

Ready to help build a better future for generations to come?  

In an ever-changing world, we owe it to ourselves and our future generations to live life responsibly. At ROCKWOOL, we work with dedication to enrich modern living through our innovative stone wool solutions.

Join us and make a meaningful difference!

Your future team

You will join our Data Science & Engineering Team, a group of 12 skilled professionals including the Team Leader. The team combines strong expertise in data engineering, analytics, business intelligence, and machine learning, and is structured into several project-focused sub-teams supporting various business areas across the organization.

As part of our growing BI capability, you will collaborate closely with colleagues located in both Poland and Malaysia. Together, you will be responsible for building modern reporting and visualization solutions that support business decision-making across global functions.

What you will be doing

Are you ready to take ownership of shaping and expanding our Business Intelligence landscape? We are looking for an experienced Senior BI Developer who will become one of the key experts driving the evolution of our BI environment and strengthening our reporting and analytics capabilities across the organization.

In this role, you will be responsible for designing, developing, and maintaining scalable Power BI solutions, transforming complex data into meaningful insights and intuitive visualizations. You will work closely with business stakeholders to understand reporting requirements, propose optimal solutions, and deliver high-quality dashboards that provide real business value.

This is a unique opportunity to help build and shape our Business Intelligence capability, influencing how reporting, data visualization, governance, and self-service analytics are delivered across the organization.

As one of the key experts in this area, you will have a significant impact on defining standards, best practices, and the future direction of our BI environment. Your expertise will also be essential in managing and optimizing Power BI administration, including Premium Capacity management and governance activities.

We are looking for someone who enjoys combining technical expertise with business understanding, can work independently, and is passionate about delivering impactful analytics solutions.

We work in Kanban, and we use Jira to organize and manage our projects.

What you bring

• 5+ years of experience in Business Intelligence development and analytics
• Experience designing and delivering end-to-end reporting and visualization solutions
• Ability to gather requirements and work independently with business stakeholders
• Ability to translate business needs into scalable BI solutions
• Ability to propose solutions and solve complex challenges independently
• Experience working in international teams
• Ability to work in Scrum or Kanban using Jira
• Proficiency in English at a minimum C1 level, spoken and written

Technical skills:

Must-have

• Power BI development
• Strong understanding of different concepts of serving and modeling data in Power BI
• Power BI administration, including Premium Capacity management
• Data visualization and dashboard design best practices
• Git (preferred: GitHub)

Big advantage

• Domain knowledge in one of the following areas: Sales, Marketing, or Finance
• Knowledge of CRM systems and related data structures (preferably Microsoft Dynamics CRM)
• SQL
• Data modeling skills (star schema, snowflake schema, data vault, etc.)
• Other BI tools (e.g. Tableu, Qlik)
• Generative BI (generating BI dashboards using AI tools, e.g. in streamlit, databricks)
• Usage of AI tools (github copilot, claude code, codex, cursor etc.)

Nice-to-have

• Python
• Snowflake
• Databricks
• dbt
• Azure
• Knowledge of modern data platform concepts
• Experience collaborating with Data Engineering teams

What we offer

By joining our team, you become a part of the people-centric work environment of a Danish company. We offer you a competitive salary, permanent contract after the probation period, development package, team building events, activity-based office in Poznan’s city center in the new prestigious office building – Nowy Rynek. The building is recognized as a building without barriers, which means that it is fully adapted to the needs of people with disabilities.

Our compensation package on employment contracts includes:   

• An office-first approach: home office is available up to 2 days per week
• Adaptable Hours: start your workday anytime between 7:00 AM and 9:00 AM
• Home office subsidy
• Private Medical Care
• Multikafeteria MyBenefit
• Wellbeing program
• Extra Day Off for voluntary activities

… and while in the office you can also use modern office space with beautiful view and high standard furniture, bicycle parking facilities & showers, chill-out rooms with PlayStation, football table, pool table, board games, subsidized canteen with delicious food & fruit.

Interested?  

If you recognize yourself in this profile and challenge, we kindly invite you to apply with CV written in English.

Who we are 
We are the world leader in stone wool solutions. Founded in 1937 in Denmark, we transform volcanic rock into safe, sustainable products that help people and communities thrive. We are a global company with more than 12,000 employees, located in 40+ countries with 51 manufacturing facilities… all focused on one common purpose - to release the inherent power of stone to enrich modern living.   
 
Sustainability is central to our business strategy. ROCKWOOL was one of the first companies to commit to actively contributing to the United Nations Sustainable Development Goals (SDG’s) framework and are actively committed to 11 SDGs, including SDG 14, Life Below Water.  Through our partnership with the One Ocean Foundation and in connection with our sponsorship of the Denmark SailGP team, we will help raise awareness around ocean health challenges in an effort to accelerate solutions to protect it.     
 

Diverse and Inclusive Culture 
We want all our people to feel valued, respected, included and heard.  We employ 79 different nationalities worldwide and are committed to providing equal opportunities to all employees, promote diversity, and work against all forms of discrimination among ROCKWOOL employees. 
 
At ROCKWOOL, you will experience a friendly team environment. Our culture is very important to us.  In fact, we refer to our culture as "The ROCKWOOL Way".  This is the foundation in which we operate and is based upon our values of ambition, responsibility, integrity and efficiency.