TA

TamilKathir A P

Senior Data Analyst at TransUnion

Chennai, India

Work Experience

  • Senior Data Analyst

    TransUnion

    Oct 2022 - Present -2 yrs, 8 months

    India

    • Job Details:Developed and maintained over 130 dashboards, using insights gained from metric research to create visualizations that supported strategic decision-making. Automated Excel and Power BI reporting pipelines using Power Query, DAX, and API integrations; implemented scheduled data refreshes and row-level security (RLS) to support secure, self-serve analytics, while leveraging Copilot and AI tools to accelerate analysis, streamline workflows, and enhance reporting efficiency. Conducted in-depth research on key metrics, identified operational issues, and presented findings to executives, leading to effective problem resolution and process improvements. Actively engaged with product owners to communicate and advocate for necessary fixes and improvements, resulting in enhanced tool functionality and performance. Responsible for creating executive level PowerPoint decks with dashboards integrated which were frequently used in high level decision making meetings.
  • BI Developer

    Cognizant Technology Solutions

    Jan 2019 - Oct 2022 -3 yrs, 9 months

    India

    • Job Details:Experience in creating highly interactive data visualization reports and dashboards using YTD, QTD, MTD and YOY. Managed ETL workflows to consolidate data from multiple sources, ensuring data quality and consistency for reporting and analysis. Employed SQL for data extraction, transformation, and loading tasks, supporting the creation of insightful dashboards and reports. Created visualizations using various techniques to present data clearly and effectively, addressing business needs and supporting decision-making.
  • Skills

    • SQL
    • Power BI
    • Python
    • Tableau
    • JIRA
    • ServiceNow
    • excel
    • Helix Dashboards
    • Grafana

    Languages

    • Tamil

      Fluent
    • English

      Fluent
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