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Hugo BruaHB

Hugo Brua

Senior AI Engineer & LLM Expert

€700/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Hugo

Senior AI Engineer, CTO and co-founder of yassistant.ai, I support startups, SMEs and large accounts in the design and deployment of tailor-made generative AI solutions. My expertise: LLMs (OpenAI GPT-4, Anthropic Claude, Mistral, Llama), multi-agent systems, RAG, fine-tuning, prompt engineering, vector databases, embeddings, and intelligent automation.

What I can bring:
- Complex AI architectures (multi-agent, advanced RAG, autonomous AI agents).
- Custom AI platforms with LangChain, LlamaIndex, Hugging Face: chatbots, multimodal analysis (text, voice, image), voice assistants.
- High ROI AI automations: quotes/invoices, scraping, AI-generated SEO articles, WooCommerce and business API integrations.
- Fine-tuning of open-source LLMs (Llama, Mistral) for specific use cases.
- MLOps and production-ready deployment (Docker, GCP/AWS).
- Training and consulting on explainable AI (XAI, LIME, SHAP).

Key achievements:
- GoodSpeakVR: public speaking analysis (NLP + computer vision + audio).
- Vintage-expert: AI-powered vintage object analysis platform (fine-tuning + multi-agent).
- Architecture firm platform: voice commands + autonomous multi-agents (invoicing, follow-ups, meeting minutes).

Stack: Python, PyTorch, LangChain, LlamaIndex, OpenAI, Anthropic, Hugging Face, FastAPI, vector databases, Docker, GCP.

My dual background in AI + cybersecurity (ex-Orange Cloud Security, ex-Thales, CentraleSupélec) guarantees high-performance, scalable, and secure solutions.

Available for fixed-price projects or hourly/daily rates, remotely or in Paris. Let's discuss your project.
  • French

    Native or bilingual

  • English

    Native or bilingual

Can work on-site
Paris (up to 50km)

Experience

  • yassistant
    Senior AI Engineer / CTO – LLMs, Multi-Agents & Automations
    TECH
    January 2024 - Today (2 years and 7 months)
    Paris, France
    Development and deployment of custom AI solutions for various clients:
    - GoodSpeakVR: development of a public speaking analysis system combining verbal, visual, and vocal analysis through different AI APIs and tools (NLP, computer vision, audio processing).
    - Vintage-expert: AI platform for vintage object analysis: specific training, fine-tuning, and multi-agent architecture.
    - Integration of automated workflows for generating quotes/invoices via AI, product scraping, AI agent integrated into WooCommerce.
    - Creation of a platform for an architect integrating AI at all levels: voice commands received by a multi-agent system performing actions (sending invoices, follow-ups, generating meeting minutes, assigning tasks) autonomously.
    - AI automations for various clients: financial articles, SEO articles, custom scheduling replacing Google Calendar.
    - Generation of optimized SEO articles via AI.
    - Development of a custom AI chatbot platform.
    - AI Trainer (XAI, LIME, SHAP, GenAI, multi-agent systems).

    Skills: LLMs, multi-agent systems, XAI, NLP, computer vision, RAG, fine-tuning, AI APIs, automation, scraping, WooCommerce, AI SEO.
    LLMs Multi-agent systems Generative Artificial Intelligence NLP Computer Vision
  • Orange Innovation
    Cloud Security Engineer
    TECH
    September 2022 - January 2024 (1 year and 4 months)
    Cesson-Sévigné, France
    Part of the Cloud Security team.

    Missions:
    - Cloud Security Governance
    - Security support of GCP projects
    - Coordination with the cloud security referents in the various Orange Group countries

    Skills: Google Cloud Platform (GCP), Terraform, Cloud Security, Governance, International coordination.
    Google Cloud Platform (GCP) Terraform Cloud Security Cybersecurity Governance Cybersecurity
  • Thales
    Apprentice Engineer
    AVIATION AND AEROSPACE
    November 2019 - September 2022 (2 years and 10 months)
    Gennevilliers, France
    Apprenticeship in cybersecurity at Thales.

    Missions:
    - Tests on a detection probe qualified by ANSSI.
    - OS Hardening (Linux/Windows).
    - Implementation and configuration of detection rules.

    Skills: Suricata, Information Security, OS Hardening, Linux, Windows, Intrusion Detection.
    Cybersecurity Linux Intrusion Detection Hardening Suricata

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Education

  • Engineering degree, Computer and Information Systems Security/Information Assurance
    CentraleSupélec
    2022
    Apprentissage automatique, Technologies de l'information et 1 compétence de plus

Skill set

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