Pierre User

Developed an experimental interactive narrative game system using a RAG architecture with multi-session FastAPI backend, ChromaDB vector store, multilingual embeddings, and multi-LLM orchestration with automatic failover to ensure continuity.

Designed a multi-agent Universal Problem Solver with a 9-step pipeline orchestrated via n8n and Ollama, ensuring data sovereignty by using local LLMs and integrating PowerShell for human validation and Windows workflow automation.

Led development of a training simulation for a sensitive industrial facility, coordinating Security and Operations, prototyping interaction systems and educational scenarios with Unreal Engine.

Delivered fast concept-to-production e-commerce platforms including secure backends, authentication, payments, custom CMS, and automation to reduce manual user overhead.

Established and managed a streetwear brand including visual identity, art direction, online shop operations, SEO, advertising, and on-site marketing events.

Managed emergency incidents for major international SaaS procurement accounts, translating complex technical issues into clear, non-technical resolutions and bridging client needs with production constraints.

Built websites, APIs, and internal tools for SMEs using JS, PHP, SQL and C++/C#, improving client operational management and automating workflows.

Contributed to development of a portable device combining light projection, sensors, and image recognition through low-level programming, hardware prototyping, and 3D modeling in an agile team.

Self-directed IT and network technology studies following school closure in Paris in 2015.

Completed Game Design coursework at ISART Digital in Paris in 2014.

Completed DUT in Services & Communication Networks with a Web/Multimedia focus in 2013.

Obtained Baccalauréat in Literature with Advanced English in Blois in 2011.