Alexandre Hennequin

Case studies

Projects

Selected projects — client engagements and published research. Confidentiality applies to regulated client work — names are used where permitted, technical specifics stay general.

Children's Story Generation App (LLM → TTS)

A mobile app that generates original children's stories from a conversational prompt, read aloud with high-quality text-to-speech.

LangGraphElevenLabsNext.jsFirebaseGenerative AI

Real-Estate RAG Assistant & Chatbot

A RAG-powered assistant and chatbot that answers questions from real-estate documents with citation-backed responses.

RAGLangChainQdrantChatbotLLM

RAG Chatbot That Drafts Word Documents

A RAG chatbot that answers questions from a document corpus and helps users draft structured Word documents from retrieved content.

RAGLangChainQdrantONLYOFFICEDocument generation

RAG Assistant for a Foncier-Sector Client

A Qdrant + LangChain/LangGraph agent that answers questions from a large corpus of land-registry documents, with citation-backed answers.

RAGLangChainLangGraphQdrantLLM agents

Airflow Data Pipeline & ML Foundation — O-Kidia

Production Airflow platform for ingesting, validating, and monitoring clinical cognitive-assessment data, plus ML models powering the product.

AirflowETLPythonData EngineeringMonitoring

PhD Thesis — Multimodal Speech Perception & Perceptual Learning

Original experimental research on how listeners adapt to speech produced differently — audiovisual benefit in noise, and perceptual learning through imitation, with speakers with Down syndrome.

Speech perceptionCognitive scienceExperimental designMultimodalityStatistical modeling