AJITH RAVELLA
St Louis,MO
Summary
I am a graduate student at Webster University with over 3 years of experience in data analysis, machine learning, and business reporting. I specialize in transforming complex data into meaningful business insights using tools like Python, R, SQL, Power BI, and Tableau. My project experience spans multiple industries, including healthcare (clinical quality analytics at Clintask Solutions), automotive (regional sales dashboards at Mahindra & Mahindra), and mobility (SQL-based reporting for Ola’s ride operations). I’m skilled in building predictive models, designing interactive dashboards, and writing optimized queries to support data-driven decision-making and enhance operational efficiency.
Overview
2
2
years of professional experience
Work History
Data Analyst
Clintask Solutions Pvt. Ltd.
Hyderabad, India
09.2022 - 05.2023
- Company Overview: (Clinical QA & Pharma Analytics)
- Analyzed clinical audit data, CAPAs, protocol deviations, and inspection readiness trends using Python (Pandas, NumPy).
- Automated compliance reporting by developing scripts that summarized key QA metrics from large datasets.
- Created visual reports with Matplotlib and Seaborn to highlight trends across GLP, GCP, and GVP environments.
- Built monthly dashboards to present audit outcomes and compliance indicators for senior leadership.
- Applied classification models with Scikit-learn to identify high-risk clinical sites from historical data.
- Queried QA systems using SQL and transformed data in Python to support operational decision-making.
- (Clinical QA & Pharma Analytics)
Power BI Project
Mahindra & Mahindra Ltd.
Hyderabad, India
01.2022 - 06.2022
- Company Overview: Hyderabad
- Designed an interactive Power BI dashboard to visualize vehicle sales in the Telangana region.
- Tracked monthly sales performance by vehicle model and dealer using calculated measures.
- Applied DAX functions to compute sales growth and trends across time periods.
- Integrated slicers for filtering data by city and month for regional sales teams.
- Shared the dashboard with business stakeholders to assist in sales planning and review.
- Hyderabad
SQL Developer Intern
Ola (ANI Technologies Pvt. Ltd.)
Hyderabad, India
03.2021 - 09.2021
- Developed efficient SQL queries to support reporting and analytics for the ride operations team.
- Maintained stored procedures and views for internal dashboards used across business units.
- Contributed to the analysis of trip data, cancellations, and peak-hour patterns.
- Ensured data quality by validating large datasets from PostgreSQL and MySQL sources.
- Gained exposure to real-time data environments in a high-growth tech company.
Education
Master of Science - Data Analytics
Webster University
Missouri, USA12.2025
Bachelor of Technology -
St. Martin’s Engineering College
India05.2022
Skills
- R and Python programming
- Data visualization
- Statistical modeling
- Database management
- Machine learning techniques
- Data manipulation
- Business intelligence
- Data warehousing
- SQL querying
- Dashboard development
- Networking skills
- Statistics expertise
Projects
Analytics of SAR Auto Rental Company
Webster University, Spring 2025
Used R for data cleaning, EDA, and predictive modeling to analyze ride cancellations and identify key driver-related factors., Built classification models (Logistic Regression, XGBoost) to support decision-making on driver allocation and operational planning., Delivered business insights and recommendations to reduce cancellations and improve overall customer experience.
Rainfall Prediction in Australia
Webster University, October 2024
Analyzed 10 years of weather data using Python and SQL to predict next day rainfall. Built and evaluated classification models (Logistic Regression, Decision Tree) to improve forecast accuracy. Visualized patterns and model outcomes to support short-term climate insights.
Timeline
Data Analyst
Clintask Solutions Pvt. Ltd.
09.2022 - 05.2023
Power BI Project
Mahindra & Mahindra Ltd.
01.2022 - 06.2022
SQL Developer Intern
Ola (ANI Technologies Pvt. Ltd.)
03.2021 - 09.2021
Master of Science - Data Analytics
Webster University
Bachelor of Technology -
St. Martin’s Engineering College
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