AVALIANCE

Contractor job Data scientist /Data engineer

Paris

AVALIANCE

Job position

Contractor
As soon as possible
3 years
350-520 €
5 to 10 years experience
Hybrid
Paris, France
Published on 28/10/2025

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Nous recrutons pour notre client recherche un Data Scientist / Data Engineer confirmé disposant d’une expérience éprouvée en Data Science, en Large Language Models (LLMs) et dans l’utilisation avancée de LangChain et LangGraph.

• Concevoir, entraîner et déployer des modèles prédictifs et explicatifs (Machine Learning, Deep Learning).

• Développer et maintenir des pipelines de données performants sur Azure Fabric.

• Conteneuriser et orchestrer les modèles via Docker et App Container Services.

• Implémenter et automatiser des workflows complexes via n8n.

• Intégrer et exploiter des LLMs (fine-tuning, RAG, GraphRAG) dans des environnements de production.

• Développer des solutions avancées à l’aide de LangChain et LangGraph pour la

création d’agents intelligents et d’applications IA.

• Mettre en œuvre des modèles multimodaux (texte, image, audio, vidéo) et de

computer vision.

• Concevoir des interfaces de visualisation et d’interaction via Streamlit.

• Exploiter des LLMs Azure OpenAI et des modèles open source (Mistral, Llama, etc.) via Hugging Face.

• Garantir la qualité, la robustesse et la documentation du code et des modèles.

Candidate profile

Bac+5 (Master / Ingénieur) en Data Science

• Minimum 5 ans d’expérience en Data Science et Data Engineering.

• Expérience obligatoire dans la mise en production de LLMs et l’usage de LangChain /LangGraph.

• Bonne maîtrise des LLMs open source et Azure OpenAI via Hugging Face.

• Solides compétences en modélisation prédictive, automatisation et industrialisation de modèles IA.

• Esprit analytique, rigueur et autonomie.

Working environment

Secteur minier et métallurgique

Neuilly-sur-Seine, Île-de-France
100 - 249 employees
Consultancy firm
The Avaliance Group, established in 2010 in Paris, is an international consulting firm specializing in Organization and Information Systems Management. Our ambition is to closely support our clients from strategic planning to operational implementation, with the goal of making their performance our top priority.We also place great importance on understanding the market, its developments, and its impacts. Today, through a professional approach deeply rooted in strong human values, we offer sustainable and tailor-made consulting services. Mastery of technology, technical expertise, and a strong collaborative spirit are the three essential pillars of Avaliance! For our clients, we strive to be responsive, innovative, and professional: identifying their most critical areas of development is fundamental to us. In this way, we all share a common objective: the complete satisfaction of our clients.

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Data scientist /Data engineer

AVALIANCE

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