Yeswanth Raja
Rolla
Summary
Data analysis professional prepared to deliver impactful insights and drive business decisions. Adept in data visualization, statistical analysis, and database management, with strong focus on teamwork and adaptability. Known for reliability, analytical thinking, and results-driven approach. Skilled in Python, SQL, and Excel, ensuring robust data solutions and strategic recommendations.
Overview
3
3
years of professional experience
Work History
Data Analyst
Tata Consultancy Services
08.2020 - 09.2023
- Analyzed and interpreted complex datasets to identify trends, patterns, and insights, resulting in a 15% increase in operational efficiency.
- Developed and maintained interactive dashboards using Tableau and Power BI to track KPIs and support decision-making for stakeholders.
- Conducted A/B testing to optimize marketing campaigns, leading to a 10% improvement in customer conversion rates.
- Wrote and optimized SQL queries to extract, transform, and load (ETL) data from multiple databases.
- Collaborated with cross-functional teams to deliver data-driven recommendations, improving business strategies and outcomes.
- Automated data cleaning and reporting processes using Python, reducing manual effort by 20%.
- Built predictive models using linear regression and decision trees to forecast sales trends, achieving an R-squared value of 0.85.
- Performed statistical analyses and hypothesis testing to validate business assumptions and drive data-informed decisions.
- Created data visualizations and reports to communicate insights to non-technical stakeholders, ensuring clarity and actionable outcomes.
- Supported the design and implementation of data pipelines for efficient data processing and reporting.
Education
Master of Science - Information Science And Technology
Missouri University of Science And Technology
Missouri05-2025
Skills
- Programming Languages: Python (Pandas, NumPy, Scikit-learn), R
- Data Visualization: Tableau, Power BI, Matplotlib, Seaborn
- Database Management: SQL, MySQL,
- Tools: Excel (Advanced), Google Sheets, Jupyter Notebook
- Statistical Analysis: Hypothesis Testing, Regression Analysis, A/B Testing
- Machine Learning: Linear Regression, Decision Trees, Clustering
- Other Skills: Data Cleaning, ETL Processes, Dashboard Creation
Timeline
Data Analyst
Tata Consultancy Services
08.2020 - 09.2023
Master of Science - Information Science And Technology
Missouri University of Science And Technology
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