Power BI developer

Our brand Deutsche Telekom IT Solutions Slovakia entered the life of Košice region in 2006 under the name of T-Systems Slovakia and ever since has been inextricably linked with the region when became one of the founding members of Košice IT Valley. We have managed to grow from scratch to the second largest employer in the eastern part of the country with more than 3900 employees. Our goal is to proactively find new ways to improve and continuously transform into the type of company providing innovative information and communication technology services.

We are seeking a highly skilled and experienced Power BI Developer with an innovative mindset to join our team working in a Scrum environment. The ideal candidate will have the opportunity to work remotely from anywhere in Slovakia and will take a leading role in designing, developing, and optimizing enterprise-level data-driven solutions in a Microsoft BI cloud environment. This role will focus on advanced automation, predictive analytics, AI-driven insights, and self-service BI enablement to support business intelligence needs across multiple foreign countries. As a senior expert, you will drive best practices, mentor junior colleagues, and shape the strategic direction of our Power BI implementations. If you have a deep passion for data analytics, visualization, and innovation, and are eager to work in a cutting-edge, cloud-based BI ecosystem, we would love to hear from you! Join our team and make a significant impact while working remotely from Slovakia.                                                                                   

WHAT WILL YOU DO?

• Lead the design, development, and optimization of complex Power BI reports, dashboards, and data models in a Microsoft Azure cloud environment using Power BI Desktop and Power BI Service.
• Act as a technical lead, ensuring best practices in data visualization, data modeling, and report performance optimization.
• Collaborate with stakeholders at all levels to understand business needs, translate them into scalable BI solutions, and provide strategic guidance on data-driven decision-making.
• Drive data governance, accuracy, security, and compliance in all Power BI solutions, implementing robust data validation, security roles, and quality assurance.
• Leverage DAX, Power Query (M), and advanced data transformation techniques to develop complex business logic and analytical capabilities.
• Develop and maintain technical documentation, training materials, and best-practice guides, fostering knowledge sharing and upskilling within the team.
• Stay ahead of industry trends, evaluate and implement new Power BI features, AI-driven analytics, and automation opportunities to enhance efficiency and innovation.
• Support the automation of reporting and analytics processes, integrating AI models and predictive analytics where applicable.
• Mentor and coach junior and mid-level Power BI developers, ensuring technical excellence and professional growth.

YOU WILL SUCCEED IF YOU:

• Have 3+ years of hands-on experience in Power BI development and data visualization, with a strong track record of delivering enterprise-level, high-performance BI solutions.
• Possess deep expertise in Power BI Desktop, Power BI Service, and Microsoft Azure BI stack (e.g., Azure SQL, Synapse, Data Lake, Data Factory).
• Are highly proficient in SQL, capable of optimizing complex queries and working with large datasets.
• Have advanced knowledge of DAX and Power Query (M), with the ability to write and optimize complex expressions and transformations.
• Have experience in leading BI projects, driving architectural decisions, and ensuring BI best practices.
• Have a strong understanding of data governance, security models, and role-based access control (RBAC) in Power BI.
• Are comfortable working in Agile/Scrum environments, with the ability to manage multiple tasks, prioritize effectively, and work both independently and collaboratively.
• Have excellent problem-solving and analytical skills, with the ability to interpret complex datasets, identify trends, and provide strategic insights.
• Have outstanding communication and stakeholder management skills, able to engage both technical and non-technical audiences effectively.
• Have an innovative and proactive mindset, eager to explore and implement AI, automation, and machine learning use cases in BI solutions.
• Speak English fluently.

WHY SHOULD YOU CHOOSE US?

We believe in balance between work and personal life. An attractive and extensive work-life balance portfolio guarantees lasting motivation for employees and thus a better quality of life, promotes physical and mental well-being and contributes to a positive work environment. All this with the aim of providing more freedom in reconciling work, career growth, private life and individual lifestyle. Therefore we offer to our employees over 25 different benefits to improve their personal and professional life in these areas:

• Financial benefits
• Benefits with focus on learning and development
• Benefits with focus on health and sport
• Benefits with focus on family and work – life balance
• Other benefits

For more information about our benefits click to Benefits

Salary

Final salary is negotiable.

We are offering base salary depending on seniority level and previous experience of candidate. In addition to base salary we provide variable part and other financial benefits. Base salary will not be lower than 2000€ /brutto.

Additional information

* Please be informed that our remote working possibility is only available within Slovakia due to European taxation regulation.