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Pierre-Alexandre BrouxPB

Pierre-Alexandre Broux

Supermalter

Machine Learning Engineer | GenAI | AI | Python

€785/day
2 projects
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Pierre-Alexandre

Do you want to integrateartificial intelligence (AI)into your business processes?
Is your machine learning prototype struggling to go into production?
Do you want to design and deploy a complete application integrating AI?

With over 10 years of experience in AI,Machine Learning (ML)withPython— including a PhD in AI and over 5 years in industry — I help companies design, deploy, and maintain AI systems tailored to their real needs.

My expertise:

*Machine Learning & Generative AI:Integration and optimization of NLP, LLM, GenAI models and custom business process automation.

*Full Stack Web Development:Creation of robust, scalable, and modular applications with Django, React, FastAPI, and Tailwind CSS, seamlessly integrating AI.

*MLOps & Industrialization:Implementation of reliable, scalable, and maintainable MLpipelines— including feature stores, model registries, orchestrators, and metadata stores — CI/CD, continuous model training (CT), monitoring, and complete model lifecycle management.


I work across the entire AI project lifecycle, from technical definition to production, including cloud architecture (**AWS**, DigitalOcean) and, if necessary, team coordination. I have notably integrated solutions likeRetrieval-Augmented Generation (RAG)andagentswithLangChainand **LangGraph**.

I am dedicated to transforming your AI projects into concrete competitive advantages, by automating your operations while ensuring scalability and maintainability.

To discuss your needs and discover how I can assist you, contact me.
  • French

    Native or bilingual

  • English

    Native or bilingual

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

Experience

  • Informatique CDC
    AI/Machine Learning Engineer
    September 2025 - Today (11 months)
    Bagneux, France
    Situation:The company wanted to develop an internal chatbot to
    accompany and automate certain business tasks.

    Task:Design, develop, and optimize chatbot functionalities.

    Actions:
    • Implemented a multi-format data extraction feature (PDF and Docx) with LangChain.
    • Developed a multilingual document translation feature via Azure.
    • Improved LLM system prompts and the logic of existing functionalities to increase response relevance.
    • Mentored collaborators, ensuring their skill development and the quality of deliverables.
    • Optimized GitLab CI/CD pipelines by applying MLOps best practices.
    • Documented algorithm design to facilitate knowledge sharing and ensure reproducibility.

    Result:Reduced pipeline execution times by 50% and
    increased internal user adoption of the chatbot.

    Stack:Python, FastAPI, LangChain, LangGraph, Mistral API, OpenAI API, Hugging Face, Asyncio, Microsoft Azure, Docker, Pydantic, Pytest, Git, GitLab CI/CD, MongoDB, Beanie, JavaScript.
    FastAPI Python Microsoft Azure LLM Langchain
  • Asyora
    Full Stack Developer
    August 2023 - June 2025 (1 year and 10 months)
    Bagneux, France
    Situation:Entrepreneurial initiative to launch a SaaS solution aimed at reducing time spent in traditional meetings.

    Task:Design an asynchronous meeting platform integrating best practices to optimize time management.

    Actions:
    • Full development of the solution with Django (Python), Htmx, and Tailwind CSS.
    • Deployment and management of infrastructure on Amazon Web Service (AWS) and DigitalOcean.
    • PostgreSQL database management.
    • Application of DevOps best practices such as CI/CD and testing (unit, integration, and system).
    • Documented algorithm design to facilitate knowledge sharing and ensure reproducibility.

    Result:Notable reduction in the number and duration of meetings, with a significant improvement in user productivity.

    Stack:Python, Django, Amazon Web Service, Docker, Pytest, Tailwind CSS, Htmx, DigitalOcean, Git, Github Actions CI/CD, PostgreSQL, JavaScript.
    Django Python Amazon Web Services DevOps Fullstack
  • Groupe Rhapsodie
    Machine Learning Engineer
    October 2021 - August 2024 (2 years and 10 months)
    Paris, France
    Situation:The company wanted to create an artificial intelligence (AI) laboratory dedicated to developing solutions specializing in emotion recognition from text (NLP) and speech.

    Task:Design a robust, scalable infrastructure aligned with the company's vision, while implementing state-of-the-art machine learning models for specific applications.

    Actions:
    • Set up infrastructure applying MLOps best practices.
    • Data collection, transformation, and annotation.
    • Development and deployment of deep learning models (PyTorch).
    • Integration and adaptation of large language models (LLMs).
    • Creation of intelligent agent prototypes with LangGraph and LangChain.
    • Management and optimization of computing resources.
    • Mentored collaborators to ensure development consistency.
    • Documented algorithm design to facilitate knowledge sharing and ensure reproducibility.

    Result:Implementation of an operational laboratory with an optimized MLOps workflow, enabling rapid deployment of AI products.

    Stack:Python, Hugging Face, OpenAI API, LangChain, LangGraph, ZenML, PyTorch, Gradio, MLflow, Qdrant, Git, Github Actions CI/CD, Amazon Web Service (AWS), NumPy, Pandas, Pytest, Seaborn, Asyncio, Docker, Django, FastAPI, Tailwind CSS, Htmx, JavaScript.
    artificial intelligence Python LLM LangGraph MLOps

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Education

  • Computer Science PhD
    Le Mans Université
    2020
    Spécialité intelligence artificielle
  • Master in Computer Science
    Le Mans Université
    2015

Skill set

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