We are looking for a Senior Power BI Engineer to join our team in Poland.
Our customer is one of the world’s largest food and beverage companies, operating in 189 countries with over 2000 brands. The company’s diverse portfolio includes products such as bottled water, dairy products, breakfast cereals, coffee, confectionery, frozen food, pet foods, snacks, and baby food.
Main Responsibilities:
- Design, develop, and maintain optimized business intelligence solutions with a focus on performance
- Present information through high-performance reports and complex visualizations tailored to business needs
- Translate business requirements into advanced technical specifications and scalable data models
- Design, build, and deploy BI solutions with a focus on efficiency and scalability for large datasets
- Maintain and support data analytics platforms, ensuring optimized query performance
- Assist QA Engineers with testing, troubleshooting, and performance tuning of BI solutions
- Evaluate and improve existing BI solutions for performance, reusability, and scalability
- Conduct analyses with a strong focus on query optimization and data efficiency
- Create technical documentation to support scalable Power BI solutions
- Work with complex Power BI datasets, ensuring robust performance and scalability for large data volumes
Role Requirements:
- 5+ years of experience as a BI Engineer or Microsoft Power BI Specialist
- Advanced DAX experience, including writing and optimizing complex DAX formulas, with a focus on performance tuning
- Strong understanding of Power BI performance analysis tools (DAX Studio, Performance Analyzer, Server Timings) to identify bottlenecks and improve model efficiency
- Experience with Tabular Editor and XMLA endpoints for large data model management and performance optimization
- SQL proficiency, with a solid understanding of optimizing complex queries and analyzing query plans
- Experience with large-scale datasets in Power BI and SSAS
- Experience in optimizing data refresh cycles and managing incremental refreshes to support high-performance BI solutions
- Familiarity with DAX context transition and calculation groups for streamlined and high-performing data models
- Proven ability to analyze and debug performance issues across large-scale data environments, with an understanding of advanced data modeling techniques
- Knowledge of Power BI's engine architecture (including formula and storage engines) for performance optimization
- Knowledge of Python programming language
- Strong analytical skills with an aptitude for identifying performance bottlenecks and solving complex BI problem
Nice to have:
- Experience with Snowflake, understanding its pricing and processing model
- Knowledge of scripting tools such as PowerShell for automating tasks and C# for managing Power BI tabular models
- Experience with data visualization libraries (e.g., DENEB/Vega) for custom report visualization
Professional growth:
- Strong engineering culture
- Challenging projects and mature teams
- Personalized on-demand cross-company mentoring support enabling you to learn new things faster
- Plenty of opportunities to share knowledge and get more experience such as opportunity to mentor others, speak at events, and contribute to pre-sales
- Direct communication with the customer
- An individual education budget
- A friendly, supportive and dynamic work environment
- Care, comfort and fun
- A relocation package
- Flexible working hours
- Healthcare & sport benefits
- Corporate events, outstanding parties and team buildings
We offer:
- Flexible working format - remote, office-based or flexible
- A competitive salary and good compensation package
- Personalized career growth
- Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
- Active tech communities with regular knowledge sharing
- Education reimbursement
- Memorable anniversary presents
- Corporate events and team buildings
- Other location-specific benefits
Top Skills
What We Do
N-iX is a global software solutions and engineering services company that helps world’s leading organizations turn challenges into lasting business value, operational efficiency, and revenue growth using advanced technology. Whether you need to build a custom solution, modernize your digital product or acquire extra tech expertise - we have the experience and capabilities to ensure your success.
With over 2,000 professionals in 25 countries across Europe and the Americas, N-iX offers expert solutions in cloud, data analytics, embedded software, IoT, AI, machine learning, and other tech domains. Being in business for over two decades, we have worked with dozens of industry-leading enterprises and Fortune 500 companies creating value across a wide variety of sectors, including finance, manufacturing, supply chain, retail, e-commerce, healthcare, and more. Our unique combination of business domain expertise and technical know-how enables us to effectively collaborate with ISVs, tech companies, and enterprises of all sizes. Thanks to the strong tech ecosystem and partnerships with AWS, GCP, Microsoft, SAP, OpenText, Snowflake, and others, we bring extra speed, scale and efficiency to more than 160 organizations across the globe. N-iX is recognized by numerous industry awards, such as CRN Solution Provider 500, Global Outsourcing 100 by IAOP, ISG Provider Lens™, Modern Application Development services providers by Forrester, etc
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