Dineth Hettiarachchi

A Java Swing furniture room visualizer with 2D layout and 3D rendering for in-store design consultations - PUSL3122 Coursework 2025-26

Whisper is a fully anonymous P2P gossip platform that requires no personal information. It uses cryptographic keys instead of accounts, encrypts all data, and operates without any central servers. Share thoughts and interact without revealing your identity, even when offline. Built with privacy as the foundation.

A lightweight Python-based GPU architecture simulator that demonstrates how parallel threads, registers, memory, and instructions work on a GPU.

A production-grade MLOps pipeline for predicting telecom customer churn, featuring automated data preprocessing, ML model training, experiment tracking with MLflow, distributed training using PySpark, real-time inference via Kafka streaming, Airflow DAG orchestration, and Dockerized REST API deployment.

A scalable, multi-tenant cinema management platform built with the MERN Stack, TypeScript, and Docker. Features real-time seat reservation (WebSockets), role-based access control (RBAC), secure payments, and extensive automated testing.

ESP32-based IoT system for real-time beehive monitoring with temperature, humidity, bee activity tracking, weight measurement, and Firebase integration. Complete with solar power and web dashboard.

This README.md config is for my GitHub profile.

Real-time air quality monitoring system with interactive maps, role-based access control, and automated AQI data simulation. Built with Laravel, MySQL, and Leaflet.js.

A mobile marketplace connecting Sri Lankan artisans with customers to sell handmade products.. Built with Flutter & Firebase for secure buying/selling of handmade products with chat, payments & inventory management.

A 3D interactive playground where you control floating iridescent blocks using hand gestures via your webcam.

Intelligent bill splitting powered by Google Gemini. Parse receipts via OCR, assign items using natural language chat, and automatically calculate tax/tip splits. Built with React, TypeScript, & Tailwind CSS.

Deep learning-based behavioral biometric authentication system using smartphone accelerometer and gyroscope sensors for gait recognition. Achieves 3.43% EER and 92.68% accuracy through multi-sensor fusion and optimized neural networks. Built with MATLAB.

RepoViz is an interactive GitHub repository visualizer that turns any repo URL into a dynamic, node-based graph. Explore project structure, dependencies, and tech stack at a glance. Customize layouts, toggle files/folders, and export beautiful diagrams for documentation or team collaboration.

Secure used book marketplace with real-time chat, verified listings, and seller analytics. Built with Next.js, Firebase, and TypeScript. Demonstrating full-stack development and agile methodology.

Real-time web dashboard for visualizing beehive metrics including temperature, humidity, weight, bee activity, and alerts. Built with React and Firebase, designed to work with ESP32-based Smart Beehive IoT monitoring hardware.

Production-grade machine learning pipeline for customer churn prediction with modular components for data preprocessing, model training, and streaming inference. This third repo in a series builds on previous work to create a deployment-ready prediction system with comprehensive configuration, evaluation metrics, and scalable architecture.

Step-by-step EDA and data preprocessing journey for customer churn prediction. Updated weekly with raw & processed datasets, notebooks, and ML-ready pipeline.

Production-ready ML pipeline for telco customer churn prediction using advanced ensemble methods (XGBoost, CatBoost, Random Forest). Handles class imbalance, provides business insights, and includes modular MLOps architecture. Built with scikit-learn, featuring comprehensive EDA, feature engineering, and business impact analysis.

A comprehensive personal finance management desktop application built with C# and WinForms. Track expenses, manage debts, monitor investments, and visualize your financial health with customizable dashboards and progress bars. Take control of your financial future with this all-in-one budgeting solution.

Step-by-step guide to building machine learning models for customer churn prediction, continuing from the data preprocessing phase. The repo covers training, evaluation, and saving of models, with weekly updates.

A modern, responsive restaurant website with interactive menu, event booking, and online ordering capabilities. Discover culinary delights at Flavor Fiesta!

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