Sraboni Ghosh
Application Developer
Bengaluru
Summary
Results-driven Power BI Developer with over 7 years of experience in business intelligence, data visualization, and analytics. Skilled in designing and maintaining interactive dashboards, data models, and reports using Power BI with Snowflake, SQL Server, and Azure Databricks as primary data sources. Proficient in SQL, DAX, and Python, with proven ability to validate and troubleshoot data pipelines to ensure accuracy and performance. Experienced in end-to-end dashboard development, stakeholder collaboration, and optimizing BI solutions for scalability and usability. Certified in Microsoft PL-300 (Power BI Data Analyst Associate), with a strong track record of delivering actionable insights that support data-driven decision-making.
Overview
8
8
years of professional experience
Work History
Power BI Developer
IBM
07.2021 - Current
- Designed and developed end-to-end dashboards in Power BI using both DirectQuery and Import modes.
- Maintained and monitored production dashboards, ensuring the accuracy and reliability of reports.
- Executed and validated SQL queries in Snowflake to verify data consistency and troubleshoot issues.
- Optimized data models for improved performance and scalability.
- Collaborated on the migration from Premium to Microsoft Fabric, ensuring a smooth transition and system stability.
- Worked closely with stakeholders to gather requirements, build reports, and enhance user adoption of BI solutions.
- Experienced in using DAX measures, Query Editor, and integrating multiple data sources.
Senior Data Analyst
AIG Analytics and Services
06.2017 - 06.2021
- AIG supports Commercial Insurance by providing the business with insights and analysis through accurate and comprehensive risk engineering and advanced portfolio analytics. Risk Engineering involves available risk assessment models to objectively evaluate catastrophe associated with a given insurance account. The model outputs help the underwriter dealing with the risk take informed decisions with regard to pricing and structuring of the insurance policy.
- Job Role.
- - SQL queries development and execution.
- - PBI Dashboard development and maintenance and bug fixing.
- - Data source (Excel files, SQL server)
- - Query editor and Dax measure
Education
M.Tech - Electronics n Instrumentation
Heritage Institute of Technology
Kolkata04.2016
Skills
Snowflake
Azure DataBricks
PySpark
undefinedCore Skills
- BI Tools: Power BI (Desktop, Service, Dataflows)
- Languages: DAX, SQL, M (Power Query)
- Data Sources: SQL Server, Snowflake, Excel
- Data Modeling: Star schema, Snowflake schema, relationships
- Reporting: KPIs, drill-through, bookmarks, conditional formatting, row-level security (RLS)
- Deployment: Power BI Service, Workspace, Gateway, Scheduled Refresh, App deployment
- Other: Performance optimization
Timeline
Power BI Developer
IBM
07.2021 - Current
Senior Data Analyst
AIG Analytics and Services
06.2017 - 06.2021
M.Tech - Electronics n Instrumentation
Heritage Institute of Technology
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