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Salary
≈ $54k – $106k per year (Estimated)
Location
Hybrid (Vélizy-Villacoublay, France)
Seniority
Senior
Employment
Freelance

First seen by Alion on Oct 28, 2026.

Overview
Company
Impact
Profile match
Reactis is a French digital services group that supports companies in their projects through teams specialised in digital transformation. Its job ads cover mainframe project managers, application support engineers, mobile and full-stack developers and test engineers, with offices in Bordeaux, Marseille, Paris, Lyon and Nantes. The group is headquartered in Aix-en-Provence, France.

Dans le cadre de plusieurs initiatives innovantes autour de l'Intelligence Artificielle Générative, nous recherchons un Expert IA capable de concevoir des architectures IA sécurisées et de développer des agents conversationnels s'appuyant sur des modèles de langage privés.

Missions :

  • Participer à la définition de l'architecture cible en fonction des besoins métiers.

  • Concevoir et développer des agents IA à l'aide de plateformes d'entreprise et SDK dédiés.

  • Mettre en œuvre des solutions basées sur des LLM privés (on-premise).

  • Concevoir et intégrer des mécanismes RAG (Retrieval Augmented Generation).

  • Développer les connecteurs vers les systèmes d'information existants.

  • Accompagner les équipes techniques dans la montée en compétences.

  • Participer aux choix technologiques et aux bonnes pratiques IA.

Profil recherché

  • Expérience significative sur les solutions IA Générative et LLM.

  • Excellente compréhension des architectures IA sécurisées.

  • Maîtrise des concepts RAG, vecteurs, embeddings et orchestration d'agents.

  • Développement Python et intégration API.

  • Expérience des environnements sensibles ou souverains appréciée.

  • Capacité à vulgariser et former les équipes techniques.

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