Sharathkumar S
Data Analyst at TCS | Data Science Enthusiast | MIT\'21 | SQL | Python | Excel | Power BI | Statistics | Data Visualization | Machine Learning | Bridging Numbers with Strategy
- Role
- System Engineer at Tata Consultancy Services
- Location
- Chennai, IN
- LinkedIn followers
- 500 followers
About Sharathkumar S
Data Analyst with experience in SQL, Power BI, Excel, and Python, specializing in…
Experience
System Engineer
May 2021 — Present · Chennai, IN
Designed and developed Power BI dashboards to track net sales, gross margin, operational expenses, and customer KPIs, enabling data-driven decision making-Assisted in the collection, cleaning, and organization of extensive datasets, enhancing data quality andensuring the use of SQL and Python-Extracted and transformed datasets from SQL Server, resolving issues with nulls, duplicates, and errors to ensure high-quality reporting-Built data models in Power BI with DAX and Power Query to support business KPIs, improving accuracy of reporting by 25%-Implemented advanced features like dynamic tooltips, security roles, and drill-through reports, enhancing usability and governance-Partnered with business stakeholders to define KPIs for export market analysis, cross-marketing, andprofitability tracking-Improved dashboard adoption by 20% through interactive visuals and intuitive design.
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