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Alexandre TournierAT

Alexandre Tournier

Deep learning (AI) engineer / researcher

€700/day
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Alexandre

I have10 years of experience in data analysis**, automation, and **deep learning**. My background has allowed me to develop **in-depthtechnicalknowledge**, particularly in the design and **implementation of neural networksfor various applications, ranging fromimage recognition to natural language understandingand revenue prediction in finance.
I am systematically committed to providing customized solutions that precisely meet project needs, with an emphasis on quality and performance.Passionate about AI innovation, I am ready to contribute to your ambitious projectsto optimize processes and generate value.


I am looking for assignments in Deep Learning (neural networks), my skills are:

- Mastery of Deep Learning models:MLP, CNN, RNN, graph models
- Programming expertise: Solid skills inPythonand libraries such as **TensorFlow, PyTorch, and Keras**, but also R, Javascript, C
-Dataprocessing: pre-processing withPandas, NumPy, Scikit-learn**, **PyTorch DataLoadersandTorchvision,**Pillow** (PIL)

- Mathematics and statistics:Statistics, differential and linear calculus
- Project management and communication: Ability tomanage projectsend-to-end, communicate effectively to **understand needs**, and present solutions clearly.
- Problem-solving and innovation: Ability to tackle complex problems and develop innovative and creative solutions.


I can also work in **Data Engineering**:
- Data collection: Databases, Web Crawling, APIs
- Data cleaning and preparation
- Data pipeline optimization
  • English

    Native or bilingual

  • French

    Native or bilingual

  • Spanish

    Conversational

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

Experience

  • Confidencial
    Deep learning engineer
    HUMAN RESOURCES
    December 2023 - January 2024 (2 months)
    Creation of a Deep learning model to process candidate CVs. Fine-tuning Llama2 on a dataset of 300,000 CVs.
    Llama 2 Pytorch Doc2Vec
  • Ecole Polytechnique
    Deep Learning Researcher
    RESEARCH
    June 2023 - November 2023 (6 months)
    - Classification of scientific articles based on their links with other articles and their abstracts: data exploration, doc2vec & node2vec, fine-tuning of BERT and roBERTa, Graph Attention Networks.
    - Exceeding expected performance by 10%.
    Word2Vec node2vec BERT t-sne GAT Networkx
  • Crédit immobiliier de france
    Data Engineer
    BANKING AND INSURANCE
    February 2021 - March 2023 (2 years and 1 month)
    Data extraction and data engineering viaSQL**, automation of risk reports, **development in R and Excel.Evaluation of cash flows on unsecured loans and modeling of NP loans with stochastic processes under R.


    Portfolio selection and evaluation, real estate price prediction with **Seasonal-ARIMA in Python**, car price forecasting with **Random Forest in R**. DDM stress tests to assess exposure to the real estate market, prepayments, and PD.


    Production of data for a €500m securitization, projection of **eligibility for securitization for 130,000 loans in R and Python**. Project management for risk website update, supervision of junior consultants and interns.
    SQL R Excel ARIMA Python Scikit-learn

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Education

  • Advanced Artificial intelligence for data analysis
    Ecole polytechnique
    2023
    Deep Learning and Machine Learning Courses with focus on AI for NLP, Graphs, Social networks, Times series
  • Engineer
    Isae
    2011
    Ingenieur en aeronautique et systèmes embarqués

Skill set

Categories

  • Data Specialist