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Vauclin EtienneVE

Vauclin Etienne

Data Scientist | Deep Learning | Machine Learning

€450/day
Paris 18e Arrondissement, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Vauclin

AI & Machine Learning Freelance Engineer
Transform your data into operational solutions
With expertise in data engineering and machine learning, I help you design, deploy, and industrialize intelligent solutions tailored to your business challenges.
What I bring you:

High-performance data pipelines: Development of PySpark/Databricks workflows to process and analyze large-scale data (100M+ records).
Production-ready ML models: Design of NLP (Transformers, LLMs), classification, or prediction solutions, deployed as APIs (FastAPI) or integrated into your tools.
Industrialization and MLOps: Automation of workflows (GitLab CI/CD, Docker), monitoring, and maintenance for reliable and scalable models.
Analysis and visualization: Extraction of actionable insights through clear dashboards or reports.

My background in brief:

Greenflex: Optimization of PySpark pipelines, development of an invoice information extractor (LLM, +80% accuracy), and industrialization of workflows.
Skills↓All: Classification of job descriptions (NLP), integration of the Whisper API for video subtitling, and continuous improvement of models in production.
Solid training: Master's in AI (ESGI), TensorFlow certification, and intensive data science bootcamp.

Why work with me?

Pragmatic approach: Solutions adapted to your infrastructure and budget, with a focus on ROI.
From idea to production: I manage the entire cycle, from data collection to deployment.
Smooth collaboration: Clean, documented code, and training for your team if needed.
  • French

    Native or bilingual

  • English

    Conversational

Can work on-site
Paris 18e Arrondissement (up to 50km)

Experience

  • Greenflex,
    Data Engineer
    July 2023 - July 2025 (2 years)
    Paris, France
    • Development of PySpark pipelines on Databricks processing +100M lines of energy data
    • Implementation of an automatic invoice information extractor via LLM (Ollama fine-tuning, gain of +80% accuracy)
    • Redesign of Spark jobs and creation of backfill processes on historical data
    • Optimization of processing to reduce redundancy and execution times
    • Industrialization of workflows: integration of Ruff, Conda, redesign of CI/CD on GitLab
    • Monitoring and supervision of ML models in production
    • Support for business teams (data literacy, model interpretation)
    Conda Databricks Python LLM PySpark
  • Skills4All,
    Machine Learning Engineer
    July 2022 - July 2023 (1 year)
    Paris, France
    • Deployment of a Data infrastructure and ETL pipelines for HR analysis
    • NLP processing of job descriptions (Transformers, skills classification)
    • Implementation of efficient video subtitling via OpenAI Whisper API
    • Monitoring of ML models in production and regular adjustments

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Education

  • Master in Artificial Intelligence
    ESGI
    2025

Skill set (17)

Categories

  • Other