Ons Aouina

Senior AI Scientist / Applied ML Engineer

Salaire / Taux journalier

Paris, France

Freelance, ouvert au CDI

Peut venir sur site

Expertises

NLP / Natural Language ProcessingPythonMachine LearningIngénieur IAData AnalysispandasTensorFlowIAscikit-learnKerasPyTorchJavaMongoDBNeo4jPostmanSwagger/OpenAPIGitDockerData ScientistRESTful APIsGitHubPostgreSQLTalendGitLabFastAPIMySQLFlask

Langues

Arabe (Maternelle)Français (Maternelle)Anglais (Courant)

À propos

Introduction

PhD in Medical Informatics (NLP \& Knowledge Graphs) with 6+ years in software engineering and 5+ years in applied machine learning. Specialized in Generative AI systems, Retrieval-Augmented Generation (RAG), domain-adapted large language models (LLMs), and knowledge-driven NLP pipelines. Strong experience developing and deploying real-time speech-to-text models in production environments. Currently a Senior AI Scientist at Praxysant\'e, designing, deploying, and maintaining production-grade AI

Liens

Expérience de travail

Senior AI scientist

Praxy.ai

janv. 2025 - Présent

1 an 10 mois

Biotech paris

- Architected and deployed real-time ASR pipelines in production (audio streaming, buffering, asynchronous processing) enabling continuous speech-to-text transcription. - Designed and implemented scalable LLM-powered NLP services via an MCP server architecture (information extraction, summarization, semantic analysis). - Fine-tuned domain-adapted LLM and ASR models to improve accuracy and robustness on noisy real-world data. - Implemented production monitoring and diagnostics (latency, data integrity, model performance), resolving reliability and scalability issues.

PhD in Medical Informatics

Sorbonne University

oct. 2021 - déc. 2024

3 ans 3 mois

Paris, France

• Developed a collaborative semantic annotation NLP tool for retrospective analysis of medical reports. • Built SemOntoMap: a hybrid ontology + transformer pipeline for patient-centered knowledge graphs in psychosis research (published in 2 papers). PhD thesis: Ontology-based Semantic Annotation for Domain-specific Knowledge Representation and Interpretation, with applications in the health and language domains.

IT Solutions Developer

Kalya

nov. 2020 - oct. 2021

1 an

Montpellier, France

• R&D in Named Entity Extraction and Recognition from biomedical literature. • Contributed to internal and external management tools and client projects. • Improved ASR methodologies to enhance accuracy and robustness; supported deployment and performance monitoring.

Graduation Internship in Machine Learning

LIRMM in partnership with Kalya

mars 2020 - août 2020

6 mois

Montpellier, France

• Extracted and visualized non-pharmacological interventions from biomedical literature using machine learning. • Built information extraction pipelines and produced analytical visualizations for research stakeholders.

Co-fonder & designer of MOUHAMI.TN

Mouhami.tnFreelance

févr. 2019 - mars 2020

1 an 2 mois

Tunis, Tunisie

MOUHAMI est la première plateforme de conseil juridique en Tunisie

Summer internship

Focus Corporation

juil. 2017 - août 2017

2 mois

Ariana, Tunisie

Mise à jour de l’application interne de SAP Support BI et ajout d’un module de génération des tableaux de bords.

Graduation Internship

Société De Promotion du Lac De Tunis

avr. 2016 - juil. 2016

4 mois

Les berges du lac

Développement d’un module de pilotage et d’aide à la décision pour l’application interne de la société. * Conception et implémentation des DATAMARTS. * Développement du système ETL * Génération des tableaux de bord * Technologies utilisées : Oracle 11g, Talend, Penthaho Mondian, Penthaho Business Analytics.


Formation

Sorbonne Université

PhD in medical informatics

2021 - 2024

3 ans 1 mois

Institut supérieur d'informatique

Software development engineer, Software development

Résultat : Software development engineer

Activités et associations : Membre du club CreativeLab(2017-2018)

Lycee technique rades

Bachelor, Mathematics

Résultat : Bachelor's degree in mathematics

Institut supérieur d'informatique

Fundamental degree in computer science, computer science

Résultat : diplômée en licence fondamentale en science de l'informatique


Licences et certifications

Structuring Machine Learning Projects

Délivré le : nov. 2019

Certifié par Coursera

Machine Learning with Python

Délivré le : nov. 2019

Certifié par Coursera

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