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fediltf/README.md

Hi there, I'm Mohamed Fedi Letaief πŸ‘‹

LinkedIn GitHub Email LeetCode

πŸš€ About Me

I'm a System Engineer from Tunisia, passionate about building AI-powered solutions and scalable backend systems. Currently working as an AI Engineer, where I develop computer vision models for dental imaging and integrate LLM-based treatment predictions.

  • πŸŽ“ Graduated from National Engineering School of Sousse (2021-2024)
  • πŸ”­ Currently working on: AI-powered dental diagnostics with YOLO and LangChain
  • 🌱 Learning: Advanced deep learning architectures and MLOps
  • πŸ’‘ Interests: Computer Vision, NLP, Backend Development, Competitive Programming
  • πŸ“ Based in Sousse, Tunisia

πŸ’Ό Professional Experience

AI Engineer @ SaphireDent

Nov 2025 - Present | Tunis, TN

Working on cutting-edge AI solutions for dental diagnostics:

  • 🦷 Developed YOLO-based models for teeth and anomaly detection
  • πŸ”„ Implemented doctor-in-the-loop workflow with Label Studio
  • πŸ€– Integrated LLM-based treatment prediction using LangChain
  • πŸš€ Built FastAPI inference service with real-time predictions
  • 🐳 Containerized full application stack with Docker

Backend Developer @ Sastec-Group

Jan 2025 - Oct 2025 | Sousse, TN

Built scalable backend systems and APIs:

  • ⚑ Developed RESTful APIs with Hono.js and TypeScript
  • πŸ—„οΈ Optimized PostgreSQL for high-performance data access
  • πŸ” Implemented secure authentication and RBAC
  • πŸ’³ Integrated Stripe payments and Cloudflare services
  • πŸ€– Enhanced UX with OpenAI API integration

πŸ› οΈ Tech Stack

Backend & DevOps

Python TypeScript Kotlin PostgreSQL Docker GitLab CI/CD AWS

Frameworks & Tools: Django, DRF, HonoJS, FastAPI, Prisma, Cloudflare, Stripe

AI & Data Science

PyTorch YOLO LangChain Pandas scikit-learn

Specializations:

  • Computer Vision: YOLO, SORT tracking, object detection
  • NLP: NLTK, VADER, RoBERTa, LangChain
  • ML: Logistic Regression, Naive Bayes, Linear Regression
  • Data: Web scraping, EDA, time series analysis

πŸ† Featured Projects

πŸš— Vehicle Counting System

Computer vision system using YOLOv8 and SORT tracking

  • 92% detection accuracy
  • 89% counting precision
  • Real-time vehicle tracking and classification

πŸ’­ Sentiment Analyzer

NLP-based sentiment analysis tool

  • Implemented VADER (rule-based) and RoBERTa (deep learning)
  • Comparative benchmarking of different approaches
  • Built with NLTK and Hugging Face transformers

πŸ“š NoteShare Platform

AI-powered academic document sharing platform

  • OCR-based text extraction
  • Duplicate detection system
  • Real-time chat functionality
  • User authentication and authorization

🌐 Languages

  • πŸ‡¬πŸ‡§ English: Fluent
  • πŸ‡«πŸ‡· French: Fluent
  • πŸ‡ΉπŸ‡³ Arabic: Native
  • πŸ‡©πŸ‡ͺ German: Beginner

πŸ“« Let's Connect!

I'm always open to interesting conversations and collaboration opportunities!


⚑ "Building intelligent systems, one commit at a time" ⚑

Profile views

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  1. yolo-dataset-splitter yolo-dataset-splitter Public

    A GUI-based tool to automatically clean, remap, and split Label Studio YOLO exports into separate, training-ready FDI tooth numbering and dental anomaly datasets.

    Python

  2. YOLOv8xSort_VehicleCounting YOLOv8xSort_VehicleCounting Public

    This repository provides Computer Vision-based Vehicle Counting, an intelligent system created using Python-based computer vision techniques. The project leverages YOLOv8 for accurate vehicle detec…

    Jupyter Notebook

  3. Sentiment-Analyzer Sentiment-Analyzer Public

    This repository implements sentiment analysis using NLTK, featuring VADER sentiment scoring and a RoBERTa pretrained model. It includes a detailed comparison between VADER and RoBERTa for sentiment…

    Jupyter Notebook

  4. NoteShare NoteShare Public

    NoteShare is an AI-driven platform designed for Tunisian university students, enabling seamless sharing, accessing, and collaboration on academic documents, with features like document recommendati…

    Python