Senior BI Developer
Warsaw, PL
Role Overview
We are seeking a Senior BI Developer experience to lead the development of robust, scalable, and business-relevant Power BI solutions. In this role, you will not only deliver high-impact dashboards and data models but also mentor and guide a team of BI Developers. You’ll play a key role in standardizing best practices, reviewing work quality, and fostering a culture of excellence in data visualization and reporting. This role requires deep technical expertise, strong business understanding, and a passion for enabling a data-driven organization.
Key Responsibilities
Power BI Dashboard Development
- Design and develop advanced Power BI reports, dashboards, and visualizations tailored to business needs
- Apply strong UX/UI principles to build intuitive and high-performance dashboards
- Implement effective DAX logic and filtering strategies to optimize report interactivity and performance
Business Understanding & Stakeholder Collaboration
- Work with cross-functional business users to understand key metrics and reporting requirements
- Translate business questions into visual analytics solutions, especially in sales, marketing, and supply chain contexts
- Support interpretation of data from multiple sources such as internal KPIs, POS data, or CRM systems like Salesforce
Data Integration & Modeling
- Collaborate with data engineers to align Power BI solutions with underlying data pipelines and warehouse architecture
- Build and maintain semantic models and data transformations using Power BI Desktop, Power Query (M), and SQL
- Ensure data accuracy, reliability, and consistency across reports
Mentorship & Team Support
- Mentor BI Developers by reviewing dashboard designs, DAX logic, and data modeling approaches
- Provide technical guidance, coaching, and constructive feedback to support their growth
- Help troubleshoot complex issues faced by junior developers and act as a go-to resource for BI development queries
- Conduct regular knowledge-sharing sessions and promote best practices in Power BI development
Qualifications & Experience
- 7–8 years of experience in BI and analytics roles, with at least 3–5 years focused on Power BI development
- Strong proficiency in DAX, Power Query, and data modeling in Power BI
- Solid SQL skills for data manipulation, transformation, and performance optimization
- Experience in working with large datasets and multiple data sources, preferably within a commercial or CPG context
- Familiarity with Azure-based data ecosystems such as Data Lake, Synapse, or SQL Server is a plus
- Excellent communication and collaboration skills to work effectively with both technical teams and business stakeholders
Nice to Have
- Experience with Databricks or similar cloud-native platforms
- Exposure to Power Platform tools (e.g., Power Automate, Power Apps)
- Knowledge of embedded analytics or data product development
- Microsoft Power BI certification or equivalent industry credentials
What We Offer
- At the heart of our company is a commitment to nurturing growth, health, and happiness. That’s why we offer:
- Employment contract
- A flexible hybrid work model with the bonus of shorter Fridays all year long.
- A birthday gift of a day off—spend it with those who matter most!
- The freedom to work remotely from EU for up to 30 days annually.
- A day off for every full year with us (up to five extra days) to celebrate your dedication.
- Quarterly and annual recognition program that comes with financial rewards.
- Comprehensive Luxmed medical coverage.
- Life insurance to keep you and your loved ones protected.
- A lunch card to fuel your productivity.
- A Multisport card to keep you active and healthy.
- Support for your commute (public transport).
- Exciting product gifts four times a year and opportunities to sample new products.
- Funding for team bonding and integration activities.
- Bonuses for life’s special moments (like marriage or the birth of a child) and for long-term service.