TEJESWAR A

TEJESWAR A

Data Scientist
India
Tamil, Telugu, English

About Me

Final-year B.E. ECE student (CGPA: 8.78) from Velammal Institute of Technology, Chennai, with internship experience in Data
Science. Skilled in Machine Learning, Deep Learning, NLP, and Generative AI with hands-on exposu…

Experience

Data Science Intern

Nextskill interns · Bangalore, India
Nov 2025 - Jan 2026 · 2 months

<p>Performed data preprocessing and EDA on a 7,000+ row real-world dataset using NumPy and Pandas to deliver data-driven insights. • Built end-to-end visualizations (confusion matrices, heatmaps, feature importance) using Matplotlib and Seaborn across 2 production-level projects. • Developed and evaluated machine learning recommendation system prototypes using Scikit-learn in a real-world R&D environment. • Leveraged Generative AI and automation to optimize data pipelines and workflows beyond core project scope. </p>

Data Science Intern

NoviTech R&D Private Limited, Coimbatore
Dec 2025 - Jan 2026 · 1 month

<p>Applied Python (NumPy, Pandas, scikit-learn) for data preprocessing, cleaning, and exploratory analysis<br>
Conducted data visualization using Matplotlib/Seaborn to derive actionable insights<br>
Collaborated on recommendation system prototypes and explored generative AI concepts<br>
Demonstrated strong problem-solving, analytical reasoning, and commitment to learning emerging AI tools</p>

Data Science Intern

NextSkill Interns, Bangalore
Dec 2025 - Jan 2026 · 1 month

<p>Applied Python (NumPy, Pandas, scikit-learn) for data preprocessing, cleaning, and exploratory analysis<br>
Conducted data visualization using Matplotlib/Seaborn to derive actionable insights<br>
Collaborated on recommendation system prototypes and explored generative AI concepts<br>
Demonstrated strong problem-solving, analytical reasoning, and commitment to learning emerging AI tools</p>

Full Stack Development Intern

Full Stack Development Intern
Mar 2026 - Apr 2025 · 11 months

<p>Completed a one-month intensive internship focused on Full Stack Development under industry guidance<br>
Worked with technologies like HTML, CSS, JavaScript, React.js, Node.js, and MongoDB to build scalable web applications</p>

PROJECTS

Customer Churn Prediction & Insights Dashboard

Duration : 28-Feb-2026 - 06-Mar-2026

<p>Built an end-to-end ML pipeline on real telecom data to predict customer churn using Random Forest classifier. • Performed EDA, data cleaning, label encoding, and feature engineering on 7,000+ customer records. • Achieved 79% accuracy and 69% ROC-AUC; saved 5 insight charts including confusion matrix and feature importance plots.</p>

Certifications

AWS Foundations: Machine Learning Basics

Velammal Institute Of Technology · Chennai, India · 2025

Skills

Python Problem Solving Git and GitHub NumPy SciPy TensorFlow Tableau HTML CSS JavaScript React.js Node.js MongoDB Matplotlib LangChain Power BI SQL Algorithms Seaborn
Report this Profile?