Power BI Developer w Warszawa, Polska

Role overview

We are looking for an experienced Power BI Developer to join an integration project related to the merger of two companies .

The role will focus on developing and aligning reporting and analytics solutions across the two organisations, supporting the integration of data, reporting structures and business requirements into a consistent Power BI environment.

Project details

• Start: November 2026

• Engagement: B2B

• Workload: Full-time

• Model: Mostly remote

• Duration: initially 3–6 months, with possibility of longer extension

• Working language: English

Key responsibilities

• Design, develop and maintain Power BI dashboards and reports

• Translate business requirements into scalable reporting and analytical solutions

• Support the integration and harmonisation of reporting across two merging organisations

• Work with multiple data sources and ensure consistency and quality of reporting data

• Build and optimise data models, measures and calculations

• Develop solutions using Power Query and DAX

• Analyse existing reports and identify opportunities for consolidation or improvement

• Collaborate with business stakeholders, data teams and other technical teams involved in the integration programme

• Troubleshoot performance and data-quality issues

• Support the transition towards a common reporting landscape

Required experience

• Strong hands-on experience with Microsoft Power BI

• Very good knowledge of DAX, Power Query and data modelling

• Experience connecting Power BI to multiple data sources

• Good understanding of data transformation and reporting architecture

• Experience working with complex business requirements and translating them into technical solutions

• Ability to work independently in a dynamic project environment

• Strong communication skills and confidence working with international stakeholders

• Fluent English

Nice to have

• Previous experience in large-scale integration programmes

• Experience consolidating reporting environments from different organisations

• Knowledge of Microsoft Azure / Fabric / SQL or related Microsoft data technologies

• Experience working in large international organisations