Janisha S

Data Science and Machine Learning professional experienced in building end-to-end ML solutions for customer churn prediction, recommendation systems, customer segmentation, and time-series forecasting. Skilled in Python, SQL, predictive modeling, and deployment of data-driven applications that translate business problems into measurable, actionable outcomes.

Data Science Intern - TopDataWorks

(2025-12 - 2026-02)

• Contributed to production machine learning workflow development and business requirement analysis.
• Collaborated with data engineers and analysts on real-world analytics projects following agile methodologies.
• Secured Runner-Up position in company hackathon by developing an innovative business-focused ML solution.

Machine Learning Intern - Vcodez

(2025-03 - 2025-05)

• Improved model performance by 10% through hyperparameter tuning and feature engineering.
• Performed EDA, data preprocessing, outlier treatment, and feature selection for predictive modeling.
• Built classification models and generated performance reports for technical stakeholders.

Data Science Intern - CodTech IT Solutions

(2024-12 - 2025-01)

• Developed a recommendation system using collaborative filtering techniques.
• Built and deployed interactive machine learning applications using Streamlit.
• Conducted data analysis and generated actionable insights from structured datasets.

M.Sc. - Applied Data Science - SRM Institute of Science and Technology (2025 - 2027) Chennai

Bachelor of Computer Applications - BCA - Apollo Arts & Science College (2022 - 2025) Chennai