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Sona Selvaraj

Graduate Student @ClarkUniversity

Based in Worcester

About

A passionate Data Scientist and graduate student at Clark University with 2 years of experience as a Data Scientist. Proficient in SQL, Python, Tableau, and statistical analysis. I am seeking a Data Science or Data Analyst internship to leverage my skills in transforming data into actionable insights. My interests include exploring Large Language Models (LLMs) and generative AI.

Skills

Projects

Experience

2021-2023

Data Scientist @KaarTechnologies

Demonstrated problem-solving abilities by building machine learning pipelines for automating the analysis of big data. Developed a machine learning pipeline for automatic data cleaning using EDA functions in Pandas and Pyspark on complex datasets for understanding the data applicability and constraints and performed Classification and Regression models on the uploaded dataset. Built an interactive web portal for data analysis using ReactJS, Flask, Python, and MongoDB. The tool is also designed to give insights from the dataset using PowerBI visuals.

2025

Data Analytics Intern @Maitsys Inc

Enhanced SQL proficiency by working on a Microsoft SQL server data migration project, optimizing ETL processes for efficient data extraction, transformation, and loading. Developed interactive Power BI dashboards, improving data visualization and decision-making efficiency by 30%. Collaborated with cross-functional teams to resolve complex business challenges using Agile Methodologies in a dynamic, fast-paced environment.

Education

2023-2025

Masters in Computer Science