Khalil Zerzeri

Stage PFE at Billcom Consulting

Conception and development of responsive user interfaces using React, HTML, CSS, and Bootstrap. Backend implementation using Spring Boot for managing RESTful APIs and business logic. Database modeling and optimization with MySQL. Agile collaboration including drafting specifications, code reviews, and version control with Git. Developed a modular dashboard in React using Chart.js for various chart types. Designed CV extraction modules using Python with techniques including PDF/DOCX preprocessing, regex segmentation, and Named Entity Recognition via fine-tuned CamemBERT. Implemented matching module based on FastText for semantic similarity between consultant profiles and mission descriptions. Developed a dynamic CV generation service in JRXML with modular templates. Created a hybrid virtual assistant using NLP and deep learning achieving 97% intent classification accuracy. Developed a real-time chat module communicating with backend via secured WebSocket and STOMP, integrating translati

Stage PFA at Arabsoft

Responsive UI design and development using Angular including component creation, module management, and routing. Backend development with Spring Boot exposing RESTful APIs. Secured the APIs with JWT and Spring Security, handling token-based authentication, role management, and endpoint protection. Modeled and optimized MySQL database for HR information storage.