Senior BI Engineer

About XTB

XTB is a global company from the financial industry, focusing on online trading of financial instruments. We are the largest FinTech in Poland and a leader in Central and Eastern Europe, and the range of our operations covers several countries, including Asia and South America. At XTB, we focus on the development of our employees, giving them opportunities to gain knowledge and skills in various fields, as well as offering a number of training and development programs. If you are looking for challenges and want to gain valuable experience in an international business environment, XTB is the right place for you. We are a certified Great Place to Work company.

Responsibilities

• Designing, modifying, and maintaining business reports and applications using Power BI and Databricks.
• Working in a Databricks/dbt environment, including developing and maintaining data processing pipelines.
• Building and collaborating on the development of AI Agents within the Databricks environment.
• Preparing and modifying SQL scripts for data modeling.
• Supporting the team in requirements analysis, identifying data sources, and building ETL processes.
• Collaborating with cross-functional teams and programs to create datasets that meet reporting needs and address systemic issues.
• Developing and maintaining project documentation.
• Implementing best practices, identifying and resolving bottlenecks, and optimizing processes.
• Mentoring team members and supporting the development of their technical skills.
• Collaborating within the project team using Jira for planning, tracking, and task management to ensure efficient project delivery.

What we offer

• Real influence on the development of the company and the product.
• Work in an experienced team that is happy to share its knowledge.
• A clear vision of development thanks to regular feedback and clear career paths.
• Regular team-building meetings.
• A training budget for courses and conferences that interest you.
• An extra day off on your birthday.
• An extra day off for parents.
• Equipment tailored to your needs.
• Private medical care and group insurance.
• Access to an e-learning platform for learning English and a benefits platform.
• Access to a wellbeing platform and the opportunity to take advantage of workshops and private therapy sessions.
• Remote work, from the office in Warsaw or from a coworking space in your city.

Requirements

• Minimum 5 years of experience in Business Intelligence, data visualization, and analytics.
• Proficiency in data modeling, process optimization, and building data marts.
• Advanced knowledge of Power BI (DAX, DAX Studio, Tabular Editor, T-SQL).
• Advanced knowledge of Databricks (DABs, Lakeflow Pipelines, Metric Views, and optimization techniques).
• Experience in Power BI environment management, working with .pbip files alongside version control systems (e.g., Git).
• Understanding of DevOps practices and hands-on collaboration in process automation (e.g., CI/CD, Infrastructure as Code).
• Practical experience working in cloud environments (Databricks, Azure).
• Implementing data quality controls and validation processes to ensure accuracy, consistency, and completeness.
• Openness to learning and adapting to new technologies and concepts.
• Familiarity with Data Governance concepts and Data Mesh architecture.

Nice to have

• Familiarity with AI Coding Agents (Claude Code, etc.).
• Certifications in Power BI, Databricks, dbt, Azure, or GCP.
• Knowledge of financial instruments and markets.