You're seeing this page as if you were . The main menu is still yours, though. Exit from immersion
Guillaume SachetGS

Guillaume Sachet

Data Scientist | Machine Learning | Python

€420/day
Lyon, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
Back to original language

About Guillaume

🚀 Data & AI Engineer | Python Developer

Available 1 to 2 days per week for innovative projects!

3+ years of experience in Data Science and Machine Learning Engineering, focused on developing AI solutions.

Expertise covering the entire data and AI project pipeline, from design to industrialization.

🔧 Technical Skills:

  • Advanced Python development and modular architectures
  • NLP and RAG systems
  • Machine Learning and Deep Learning
  • LLMs and frameworks: LangChain, OpenAI, Anthropic Claude
  • Data Science and statistical analysis
  • Vectorization and semantic search

🛠️ Technical Stack:

  • Cloud: AWS, Pinecone Vector DB
  • Containerization: Docker, docker-compose
  • CI/CD: Git, GitLab
  • APIs: FastAPI, Flask
  • ML Frameworks: TensorFlow, PyTorch, Scikit-learn
  • Data: Pandas, NumPy, Matplotlib, Seaborn
  • Databases: PostgreSQL, MongoDB
  • Tools: Streamlit, Chainlit, Airbyte, BERT

🎯 Specialties:

  • Design of asynchronous and scalable data pipelines
  • Development and evaluation of ML/DL models
  • Integration of LLM models into production
  • Modular and maintainable architectures
  • Data analysis and predictive modeling
  • Predictive maintenance and time series analysis

💼 Project Experience:

  • Industrialization of ML models in the cloud
  • Design of AI systems with the latest NLP advancements
  • Optimization and scalability of data solutions
  • Implementation of data warehouses and pipelines
  • Development of APIs and AI integration into existing products

🌟 Strengths:

  • Pragmatic approach to AI integration
  • Translation of business problems into technical solutions
  • Technological watch on AI and Data Science innovations
  • Excellent communication and project management skills

📞 Contact:

  • Feel free to contact me now. I am available to help you with your project!
  • *
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Lyon (up to 50km), Paris (up to 10km)

Experience

  • Tenacy (ex AugmentedCISO)
    Data Scientist | ML Engineer
    March 2022 - March 2024 (2 years and 1 month)
    Lyon, France
    Responsibilities:

    • Creation of a data warehouse for anonymized customer data to understand platform usage, using Docker, Nginx, FastAPI, SQLAlchemy, Alembic, Git, and Postgres.

    • Implementation of a data collection system from various servers to a central database. Collection using Airbyte and Meltano ETL.

    • Data processing and transformation using Meltano, Dbt, and SQL.

    • Setup of Metabase, a platform for creating and visualizing dashboards for sales, development, and management teams.

    • Deployment of a server with a language model to accelerate customer onboarding. This model is integrated into Tenacy's web platform and usable by over 2000 Tenacy users.

    • Implementation of a generative AI (Large Language Model) in Python with Llama CPP, Deepseek-coder, Huggingface.

    Technical Environment:

    • Backend: Python, Flask, FastAPI, SQLAlchemy, Alembic, Postgres
    • Frontend: vue.js
    • Machine Learning: Pytorch, BERT, Sentence-Transformers (sBERT), Huggingface
    • Deployment: Ansible, Docker, Docker-compose, Nginx, Git, Gitlab CI/CD
  • emlyon business school
    Instructor
    January 2023 - April 2023 (4 months)
    Lyon, France
    Instructor for the "Introduction to Python" module at EM Lyon, taught in English for Master's students, concurrently with my permanent position at Tenacy.
  • Esker France
    Machine Learning Engineer
    February 2021 - July 2021 (6 months)
    Lyon, France
    Responsibilities:

    • Study of the state-of-the-art in text classification from OCR software output (Character Recognition).

    • Creation of labeled datasets of photos and texts to build and measure the performance of our learning models.

    • Creation and performance measurement of several multi-occurrence detection models.

    • Fine-tuning of a language model (BERT) with our data. Training of Machine Learning and Deep Learning algorithms on GPUs on an internal server.

    • Creation of a model for classifying expense categories with over 90% accuracy.

    • Integration of the prototype into a Docker container.


    Technical Environment:

    • Python, TensorFlow, PyTorch, FastText, Docker, Flask, Git, Azure
    • Internal servers with Nvidia GPUs
    • Agile methodology with Scrum Master

Recommendations

Be the first to recommend Guillaume

Help this freelancer shine by sharing your experience working together.

These freelancer profiles also match your criteria

AgathaA

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

2

BaptisteB

Baptiste Duhen

Fullstack developer

4.6

(4)

5

AmedA

Amed Hamou

Senior Lead Developer

4

(2)

7

AudreyA

Audrey Champion

Web developer

4.3

(3)

4

Education

  • Diplôme d’ingénieur en Informatique
    CPE Lyon
    2021
  • Classe préparatoire MPSI
    Institution des Chartreux
    2017

Certifications

Skill set

Categories