
Theo CREPIN
Python Developer and AI Engineer
Salary / Daily rate
Paris, France
Freelance, open to permanent contract
Remote only
Skills
Languages
About me
Intro
AI Engineer and Python Expert with experience developing full Python applications, computer vision solutions and NLP pipelines. Specialized in Python development, computer vision and deep learning with expertise in Fast API, PyTorch, OpenCV and Docker. I mostly worked in the medical and computer vision fields, both with startups and leading actors. Ready to create and deploy your next Python and AI solution ?
Work experience
IA Engineer
WingleetFreelance
Sep 2025 - Present
1 year 2 months
Remote
Development of a complete service for the extraction and verification of aeronautical release and maintenance documents. • Implementation of a data extraction pipeline from PDFs and photos using OCR and document understanding models. • Information matching and comparison to validate the maintenance status of parts and aircraft from multiple formats. • Fine-tuning and deployment of models on Vertex AI to improve extraction accuracy. • Integration of a specialized LLM trained on aeronautical terminology to analyze and confirm document compatibility. • Development of a global API (FastAPI) for automated document upload, extraction, and verification. 💻: Python, FastAPI, Vertex AI, OCR, LLM.
Machine learning full stack
ThirdlifeFreelance
Apr 2025 - Jul 2025
4 months
Remote
Development of a complete mobile solution for automatic office inventory. • Creation, annotation and processing of a dataset for office furniture detection from videos. • Use of transfer learning methods on YOLO and RF-DETR models and development of an object deduplication pipeline. • Development of a mobile application for client site visualization and room scanning. • Deployment of the furniture counting pipeline on RunPod and connection to the application and back-end database. 💻: Python, OpenCV, Docker, React-Native.
Machine Learning Specialist
Johnson & Johnson
Mar 2024 - May 2025
1 year 3 months
Antwerp, Belgium
In the context of research projects, I developed two computer vision and NLP products trained on a Domino cloud. • Grouping, analysis and processing of a complex DICOM dataset. • Contribution to a project evaluating arthritis severity from foot and hand scans using PyTorch and OpenCV for subject selection in pre-clinical trials (computer vision). • Development of a research article feature extraction tool using NLP models. • Creation of a prompt engineering solution with 150+ categories using the Azure API for OpenAI. 💻: Python, Langchain, OpenCV, Pytorch.
Mobile Application Developer
Qbis-StudioFreelance
Jul 2023 - Mar 2024
9 months
Remote
Creation of an educational mobile application on French territory in the market-leading format. • Development of a geographical educational mobile game on French territory with 10K+ downloads. • Collaboration with a Polish company on a C# and Godot project by designing the application from scratch and deploying on PlayStore and AppStore. 💻: C#, Godot, Git.
Machine Learning Engineer
SharelockFreelance
Feb 2023 - Feb 2024
1 year 1 month
Paris, France
In the context of insurance fraud detection, development of a model for verifying the accuracy of the bicycle model provided by the user. • Design of a bicycle brand classification pipeline based on user photos. • Data processing and analysis for decision-making, with deep learning on various ML models. 💻: Pytorch, Python, Pandas, Numpy.
Back End Developer
Fincome
Aug 2022 - Mar 2023
8 months
Paris, France
Development of a financial dashboard application, creation of the user rights management platform, payment platform with Stripe and data automations. • Collaboration with the CTO to develop a financial dashboard API in Python and FastAPI. • Maintenance and upgrade of the web application in PHP and VueJS. • Creation of test suites and a CI/CD pipeline with GitHub Actions, deployment with AWS. 💻: Python, FastAPI, PHP, VueJS, AWS, Stripe.
Education
EPITA: Ecole d'Ingénieurs en Informatique
Computer Science Engineer Degree, Artificial Intelligence and Computer Vision
2019 - 2024
4 years 6 months
Activities and societies: Volleyball, chess.
Image Processing, Machine learning, Deep learning, Computer Vision, GPU programming.
Portfolio

Back End Development

Furniture Inventory Application

Arthritis severity evaluation
