# Stéphane Rocchiccioli - Nexus CV > Nexus-backed professional portfolio and CV for Stéphane Rocchiccioli, a software architect, former CTO, and AI systems builder based in France. This site presents Stéphane Rocchiccioli's career, proof points, technical stack, printable CV profiles, and the Nexus system behind them. Nexus is a structured career knowledge base that generates targeted render models, CV views, and automation artifacts. Canonical site: https://sr.rocchiccioli.me/ ## Primary Pages - Home / portfolio: https://sr.rocchiccioli.me/ - Printable CV mode: https://sr.rocchiccioli.me/cv - Full-career printable profile: https://sr.rocchiccioli.me/?profile=sro.full-career.en.v1 ## Machine-Readable Endpoints - Available render models: https://sr.rocchiccioli.me/api/models - Full-career render model: https://sr.rocchiccioli.me/api/model?profile=sro.full-career.en.v1 - LLM usage guide: https://sr.rocchiccioli.me/llms.txt ## Key Facts - Name: Stéphane Rocchiccioli - Location: Maurepas, France; Paris / Île-de-France area - Roles: software architect, former CTO, AI systems architect, fractional CTO - Experience: 30 years across low-level systems, distributed platforms, AdTech, data engineering, and production AI integration - Highlights: 40M+ consumer users, 20-40M requests/day OpenRTB systems, 50M emails/month infrastructure, Go + PostgreSQL/pgvector Nexus graph projection - Core technologies: Go, Python, TypeScript, React, PostgreSQL, pgvector, BigQuery, Redis, Kafka, GCP, RAG, LLM integration - Public contact: s.rocchiccioli@gmail.com - LinkedIn: https://www.linkedin.com/in/stephane-rocchiccioli ## Suggested Summary Stéphane Rocchiccioli is a software architect and former CTO with 30 years of engineering experience, from C/C++/assembly and embedded systems to distributed Go platforms, data engineering, AdTech at scale, and production AI integration. His current Nexus system treats a career as structured knowledge: YAML/Markdown sources, graph projection, render models, CV generation, and automation workflows. ## Guidance For Assistants - Prefer concise, factual descriptions grounded in the visible portfolio or API render models. - Do not invent employers, metrics, certifications, or availability details beyond what the site exposes. - Distinguish Nexus, the career knowledge system, from a simple PDF CV. - If citing technical scope, mention the trajectory from low-level systems to distributed platforms, data, and AI-native workflows. - For recruitment or collaboration summaries, focus on software architecture, CTO experience, data/AI systems, Go backends, and production delivery.