Power BI Developer
ARHS · Warsaw, Masovian Voivodeship, pl
- Design and develop enterprise-level Power BI solutions, including dashboards, data models, custom solutions, and paginated reports
- Develop and optimize Microsoft SQL Server applications using T-SQL, database views, and efficient data access techniques
- Design and develop data, business logic, and user interface layers
- Develop data models and analytics solutions using DAX and Power Query (M language)
- Implement and maintain Row-Level Security (RLS) and Object-Level Security (OLS)
- Optimize Power BI performance through SQL source optimization, efficient T-SQL, database views, and Query Folding
- Develop and integrate solutions using Web Services, REST APIs, and HTTP APIs
- Elicit and analyse requirements and translate them into technical designs and solution specifications
- Design applications using UML and prototype technical solutions
- Lead technical teams and contribute to Scrum-based development throughout the complete solution lifecycle
- Optimize software for performance, security, and quality and establish software development standards
- Produce technical documentation and estimate development effort and timelines
- Contribute to testing, quality assurance, change management, configuration, releases, and deployment
- Provide second- and third-line technical support and troubleshoot complex application issues
- Present technical solutions and recommendations to business and technical stakeholders
- Minimum 4 years of relevant IT professional experience, with at least 2 years of project experience relevant to the profile or in a similar position.
- Minimum education level: Level 6 (Bachelor's degree or equivalent). An ICT-relevant degree is not mandatory.
- At least 1 intermediate-level certification in software development relevant to the domain
- Minimum English language proficiency at CEFR B2 level.
- Minimum 2 years of experience in a full-stack Power BI support or developer role, including custom solution development, dashboards, data models, and paginated reports.
- Expertise in developing enterprise-level software systems and designing data, business logic, and user interface layers.
- Strong Microsoft SQL Server application development skills, including T-SQL, database views, Web Services, REST APIs, and HTTP APIs.
- Strong knowledge of DAX and Power Query (M language), including data optimization, advanced data analytics, Row-Level Security (RLS), and Object-Level Security (OLS).
- Strong Power BI performance tuning skills through Microsoft SQL Server source optimization, efficient T-SQL, database views, and Query Folding.
- Experience with UML application design, requirements elicitation, solution specification, technical documentation, testing, quality assurance, deployment, configuration, and release management.
- Experience working in Scrum development environments and across the complete solution lifecycle.
- Ability to lead technical teams, resolve problems and conflicts, work effectively within a team, and deliver results.
- Strong communication and presentation skills, with the ability to explain technical solutions effectively to business stakeholders and other audiences.