VETRISANJAI V
Data Analyst
Salary / Daily rate
Madurai, Tamil Nadu, India
Freelance
Skills
About me
Intro
Data Analyst specializing in Python-based data analysis, machine learning, and Power BI visualization. Currently gaining hands-on experience at Phoenix Softech, delivering end-to-end data solutions from SQL extraction to interactive dashboards. Expert in predictive modeling and recommendation systems with proven ability to transform raw data into actionable insights for business growth.
Work experience
Data Science Intern
phoenix softech
– Data cleaning & preprocessing using Python (handling missing values, outliers, formatting data) – Exploratory Data Analysis (EDA) to find patterns, trends, and correlations. – Writing SQL queries to extract and manipulate data from databases. – Creating dashboards and visualizations using tools like Power BI.
Sales Prediction Using Machine Learning (Project)
– Built a machine learning model to predict product sales using historical sales data. – Performed data cleaning, feature engineering, and exploratory data analysis (EDA). – Trained regression models and improved accuracy using hyperparameter tuning. – Visualized results using Matplotlib/Seaborn to identify sales trends.
Movie Recommendation System (Project)
– Developed a recommendation system using user ratings and movie preferences. – Implemented collaborative filtering to recommend top movies for each user. – Used cosine similarity to build personalized recommendations.
Education
Solamalai college of Engineering
B-Tech, Artificial Intelligence and Data Science
2022 - 2026
4 years 1 month
– CGPA: 7.5
Licenses & certifications
Machine Learning
Issued: –
Data Science with Python
Issued: –