Sivasankari
Power BI Developer
About
Power BI Developer with over 8 years of overall IT experience, including 5 years building Power BI dashboards and analytics solutions using Power BI Desktop, DAX, SQL, and Power Query. Skilled in data modeling, ETL, Scheduled Refresh, and Row-Level Security, with strong requirement-gathering and stakeholder collaboration within Agile teams.
Skills & Expertise (49)
Work Experience
Power BI Developer
iBeris Software Solutions
Jan 2022 - Present
Develop interactive Power BI dashboards based on functional requirements and structured data models to support analysis across business functions. Design fact and dimension tables and establish relationships using a star-schema approach to support reliable reporting. Create DAX measures and calculated columns to support dynamic calculations and analytical requirements. Use Power Query to clean, transform, and standardize data from multiple sources before loading it into Power BI. Develop SQL queries to extract, validate, and reconcile source data from relational databases. Publish Power BI solutions to Power BI Service, configuring scheduled refresh, gateway connectivity, and Row-Level Security based on project requirements. Optimize DAX measures, data models, and Power Query transformations to improve dashboard performance and usability. Implement drill-down, drill-through, slicers, filters, bookmarks, and tooltips to enable detailed and interactive data analysis. Perform data validation and reconciliation between Power BI datasets and source systems to ensure data accuracy and consistency. Configure workspace access, manage datasets, and support report deployment across development, testing, and production environments. Troubleshoot data refresh failures, connectivity issues, and visualization errors, coordinating with technical teams to resolve production issues. Collaborate with stakeholders to understand analytical requirements, participate in UAT, incorporate feedback, and deliver Power BI solutions aligned with business needs.
Software Engineer
Rajasri Solutions
Dec 2017 - Jan 2021
Developed interactive Power BI dashboards using Power BI Desktop to support analysis of store-level sales and inventory activity. Wrote SQL queries to extract, validate, and reconcile transaction and inventory data from relational databases. Integrated data from SharePoint document libraries into Power BI to support centralized, consistent reporting. Used Power Query to clean, transform, and standardize store-level data from multiple sources prior to loading into Power BI. Designed fact and dimension tables and established relationships using a star-schema approach to support store and category-level analysis. Created DAX measures and calculated columns to support sales trend and inventory-level analysis. Applied drill-down and drill-through navigation to enable deeper exploration of store-level performance, with scheduled refresh and Power BI Gateway connectivity configured to keep data current.
Education
EEE (Electrical and Electronics Engineering) - K.S.R. College of Engineering
2013 - 2017 · Afghanistan
Certifications
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Availability Details
Visa Status
Citizen
Relocation
Open to Relocation
Skills (49)
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