Ahmed Atta

Developed a full-stack online examination platform using ASP.NET Core 8 Web API, Entity Framework Core, SQL Server, React, and TypeScript. Implemented JWT authentication, role-based authorization, exam and question management, student examination workflows, and automated grading with score calculation. Designed RESTful APIs with Swagger documentation and implemented secure access control using BCr

Impact: Delivered an end-to-end examination workflow covering exam creation, student attempts, answer submission, and automatic

Built a scalable RAG system for semantic document search and AI-powered Q&A utilizing FastAPI, Qdrant, MongoDB, and Docker. Implemented a PDF/TXT ingestion pipeline with vector indexing, semantic retrieval using Sentence Transformers, and Groq LLaMA-3.3-70B models for context-aware responses.

Impact: Enabled scalable semantic search and AI-driven document Q&A containerized via Docker Compose.

Developed an ML pipeline to predict movie popularity across a dataset of nearly 1M movies using Python, XGBoost, Scikit-learn, and Optuna. Built a 17-step preprocessing and feature engineering pipeline with TF-IDF extraction.

Impact: Achieved 84.8% accuracy using tuned XGBoost, Logistic Regression, and Naive Bayes models.

Built a scalable GUI-based course registration system with C++, Qt, and OOP principles featuring admin and student modules. Implemented course registration, prerequisite validation, GPA calculation, PDF reports, Python-based email verification, and optimized CSV data handling.

Impact: Provided a comprehensive desktop registration and management tool with secure workflows.

Developed a scalable food ordering system using Java and JavaFX with customer, admin, and delivery staff modules. Implemented location and category-based restaurant filtering, order tracking, authentication, and JSON-based file handling.

Impact: Created an interactive GUI system for streamlined food delivery management and order tracking.