Niranjan N
Data Analyst
I am a Data Analyst with experience as a Machine Learning Intern at Gradtwin from February 2026 to April 2026. During my internship, I enhanced baseline accuracy by 12% through effective hyperparameter tuning. I am building toward a successful career as a Data Analyst, where I can leverage my skills in Python, SQL, and data visualization to drive impactful insights.
Skills
Projects
Opinion-Spam-Detection
Fine-tuned XLM-RoBERTa model for cross-lingual opinion spam detection (English, Hindi, Tamil) using data augmentation and k-fold validation; deployed with FastAPI and Streamlit.
Medical Insurance Cost Predictor
Built a Linear Regression model using Scikit-learn to predict insurance costs from demographic and health data, achieving R² = 0.78 with an interactive CLI.
Loan Approval System with Fairness Analysis
Developed a Logistic Regression application with Streamlit to predict loan approvals and analyze gender-based fairness and bias in decisions.
Experience
Gradtwin
Feb 2026 – April 2026
Engineered classification models using Scikit-learn, optimizing hyperparameter tuning to improve baseline accuracy by 12%. Performed data preprocessing, feature engineering, and model optimization using Python and Scikit-learn. Built end-to-end ML applications with model deployment and performance analysis.
ICT Academy
Jan 2025 – Feb 2025
Managed cloud infrastructure with AWS EC2 and S3. Gained expertise in secure deployment and cloud resource management.
Certifications
NPTEL: Data Analytics using Python
Java Full Stack Development
AWS Cloud Foundations
Education
Periyar Maniammai Institute of Science and Technology, Thanjavur
Master of Computer Applications (MCA) • Aug 2024 – Jun 2026
8.2
JJ college of arts and science, Pudukkotai
Bachelor of Commerce in Computer Applications • July 2021 – May 2024
7.8
Get in Touch
Interested in collaboration or just want to say hello? Feel free to reach out!