IT BUSINESS INTELLIGENCE DEVELOPER
Teka Systems S.A. · Oinofyta, GR · Greece · On-site
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IT Business Intelligence Developer
Introduction about the Organization
Elval is the aluminium rolling division of ElvalHalcor S.A. Elval offers reliable, innovative and competitive solutions that meet the most demanding requirements of global customers. With years of experience in aluminium rolling division, it is one of the most important aluminium industries in the European and international markets.
Key Accountabilities
Design, develop, and maintain end-to-end Power BI reports and dashboards aligned with business requirements and KPIs
Build intuitive, high-performance, and user-friendly visualizations following best practices in data storytelling and UX design
Implement dynamic and advanced DAX calculations (measures, KPIs, time intelligence, complex business logic)
Develop reusable and scalable semantic models, optimizing data structures for reporting performance and usability
Optimize report performance using techniques such as aggregation tables, composite models, query folding, and efficient DAX patterns
Translate business needs into well-structured report wireframes and prototypes, collaborating closely with business stakeholders
Implement Row-Level Security (RLS) and Object-Level Security (OLS) to ensure proper access control and data confidentiality
Manage Power BI workspace structure, report lifecycle (Dev/UAT/Prod), and deployment pipelines
Provide ongoing maintenance, enhancements, and troubleshooting for existing reports and dashboards
Work closely with data engineering teams to ensure data models are optimized for reporting needs (star schema, medallion alignment)
Document report logic, data sources, transformations, and business rules to support maintainability and governance
Support UAT processes, gather feedback, and iterate quickly on reporting solutions
Migrate or redesign legacy reports (e.g., QlikSense, SAP BW) into modern Power BI solutions with improved usability and performance
Knowledge, Qualifications and Experience
Required qualifications:
Education: Bachelor’s degree in Computer Science, Information Technology, or a related technical field
Experience: 2+ years of proven experience in Business Intelligence or Data Engineering roles
Fabric Expertise: Minimum 1-2 years of hands-on experience working with Microsoft Fabric production environments
Power BI: Advanced proficiency in Power BI, including DAX, Power Query, and workspace administration
Languages: Excellent verbal and written communication skills in English
Preferred & Nice-to-Have Skills
QlikSense: Experience with QlikSense scripting, data modeling, or rewriting Qlik load scripts into SQL
SAP Ecosystem: Familiarity with SAP BI, SAP BW, SAP HANA, or SAP ERP data structures
Certifications: Microsoft Certified: Fabric Analytics Engineer Associate (DP-600) or PL-300
DevOps: Experience with Git integration and CI/CD deployment pipelines within BI environments
About the benefits
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