👋 Hi, I'm David

🎓 I'm a physicist and data scientist passionate about data analysis, machine learning, and artificial intelligence. I specialize in turning complex data into practical, efficient solutions.

🔭 I'm currently working on projects that integrate language models and intelligent agents to automate workflows and generate valuable insights.

🌐 Check out my portfolio and personal projects at: dasafodata.com

📫 Want to collaborate or just talk data? Feel free to reach out!

🧠 Areas of Expertise

Data Analysis – Exploration, visualization, and insight extraction.
Machine Learning – Predictive modeling, classification, and regression.
Natural Language Processing (NLP) – Text analysis, chatbots, and language models.
Web Development – Interactive apps using Python and modern frameworks.
Software Engineering – Robust Java applications with MVC architecture and Design Patterns.
Databases – Design and management of SQL (MySQL, PostgreSQL) and NoSQL systems.

🚀 Featured Projects

🤖 AI & Data Science

B2B AI Chatbot: Browse products, manage your shopping carts, and complete orders in natural language, 24/7, directly from Telegram.
AI-Client-Agent-MCP: An intelligent agent platform for automating business processes.
AI-Workflow-Assistant: Intelligent automation system that integrates AI to process and automate tasks.
Sales Data Analysis: Data exploration and visualization to uncover business trends.
Sentiment Classifier: An NLP model that detects sentiment in product reviews.

☕ Java Ecosystem & Software Dev

Web Products MVC: Java EE Web application implementing manual MVC architecture (JSP/Servlets) with PostgreSQL.
Supermarket REST API: Scalable Spring Boot API for sales management using layered architecture and JPA.
Pet Grooming Manager: Desktop application (Swing) for managing clients and pets with persistent data (MySQL).
Car Dealership System: Inventory management system built with Java Swing and Hibernate.
Auth Security System: Role-based authentication demonstration with secure credential handling.