Hi, I'm Jithnuka Weerasinghe

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I'm a dedicated 3rd year undergraduate student pursuing a degree in Statistics and Computer Science, with a strong passion for data science and software development. I enjoy uncovering insights from data and using technology to solve real-world problems. With a solid foundation in statistical modeling and programming.

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Skills

Projects

Fruad Detection App with GNNs

Built a fraud detection system using GraphSAGE (GNN) with a Streamlit web app for manual & bulk CSV predictions. Features include interactive visualizations (histogram, ROC curve, confusion matrix) and downloadable results.

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Sentiment Analysis Web App

Developed a sentiment analysis web application using Streamlit and NLTK, trained a machine learning model to classify text sentiment, Integrated seaborn and matplotlib for data visualization, improving insights.

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Churn Prediction System

Developed a machine learning-based customer churn prediction application for a telecom company to identify at-risk customers and optimize retention strategies.

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Epic Talk – Official Podcast Website

Designed and developed the official website for Epic Talk, a science-focused podcast platform. The site features engaging sections like psychology talks, university playlists, live discussion registration, and listener feedback.

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Movie Recommendation System

Developed a personalised movie recommendation system that provides movie suggestions based on user preferences and historical data.

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Time Series Sales Forecasting Dashboard – Power BI

Designed and developed an interactive Power BI dashboard by cleaning retail sales data, applying built-in time series forecasting, and visualizing key metrics with filters, drill-throughs, and KPIs for dynamic trend analysis and presentation.