Senior Power BI Developer

Description :

We are seeking a Senior Power BI Developer who possesses deep expertise in data modelling, complex DAX reporting, and has a strong understanding of ETL coordination. The ideal candidate will work closely with data engineers and stakeholders to build scalable, high-performance BI solutions that deliver meaningful insights and drive decision-making. This role requires a hands-on expert capable of independently designing, developing, and maintaining sophisticated Power BI dashboards while ensuring alignment with enterprise data architecture.

Key Responsibilities :

Power BI Development & Reporting :

- Design, develop, and maintain advanced Power BI dashboards, reports, and visualizations tailored to business requirements.

- Implement complex DAX calculations and measures forKPIs, aggregations, and business logic.

- Apply best practices in data visualization, ensuring clarity, performance, and user engagement.

- Build and manage row-level security and user access models for published reports.

Data Modeling :

- Design and implement data models (star, snowflake, and hybrid) optimized for Power BI performance.

- Create efficient, scalable, and reusable semanticmodels using Power BI and Analysis Services.

- Perform data profiling and ensure data quality and integrity in the reporting layer.

ETL Coordination & Data Integration :

- Work closely with ETL developers and data engineers to:

- Define data extraction and transformation needs from source systems.

- Provide guidance on data architecture and schema design for optimal Power BI integration.

- Participate in the design and review of ETL pipelines, ensuring compatibility and performance in the BI layer.

- Contribute to decisions on data refresh strategies, incremental load, and data latency requirements.

Performance Optimization :

- Monitor and optimize report performance through techniques such as DAX tuning, data model optimization, and query diagnostics.

- Troubleshoot and resolve performance bottlenecks and inefficiencies across data ingestion and visualization layers.

Collaboration & Stakeholder Engagement :

- Collaborate with business analysts, product owners, and stakeholders to gather and translate business requirements into BI solutions.

- Provide technical mentorship to junior BI developers and analysts.

- Document solutions, processes, and best practices to support knowledge sharing and maintainability.

Required Qualifications :

- Bachelors degree in Computer Science, Information Systems, or a related field. Master's degree is a plus.

- 2+ years of hands-on experience in Power BI development, including Power Query (M), DAX, and Power BI Service.

- Strong proficiency in data modeling and relational databases (SQL Server, Azure SQL, Synapse, etc.).

- Demonstrated ability to write complex DAX expressions foradvanced analytics.

- Strong collaboration experience with ETL developers or data engineers using tools like SSIS, ADF, or custom ETL frameworks.

- Demonstrated ability to optimize Power BI performance through tuning and efficient design.

- Solid understanding of data warehousing concepts, star/snowflake schemas, and data lakes.

- Proven track record of working in agile environments and delivering high-quality, scalable BI solutions.

- Excellent verbal and written communication skills, with the ability to work cross-functionally with technical and non-technical teams.

Preferred Skills :

- Experience with Azure Data Platform (Azure Data Factory, Synapse Analytics, Azure Data Lake).

- Exposure to CI/CD practices for Power BI deployment.

- Microsoft certifications related to Power BI, Data Engineering, or Azure (preferred).