Léa Cochet

Data Scientist

Salary / Daily rate

Paris, France

Freelance

Can come onsite

Skills

Deep LearningPythonMachine Learning

Languages

English

About me

Intro

Data Scientist with NLP and computer vision expertise leveraging machine learning to extract insights from complex documents. Proven experience in developing neural network models (CNN, LSTM) and implementing deep learning solutions at major financial institutions. Skilled in Python (TensorFlow, PyTorch, scikit-learn) and statistical analysis, delivering production-ready models that transform unstructured data into valuable business intelligence.

Links

Work experience

Data scientist

Société Générale Assurances

Sep 2022 - Present

4 years 2 months

Extraction of information from contract termination documents (NLP) : - Data clustering to detect different formats : k-means method - Data preprocessing using BERT vectorization - Training neural network models CNN and LSTM - Monitoring the model in production Table detection on insurance history statements (computer vision) : - Application of the Table Transformer (TATR) deep learning model, based on object detection Technical environment: Python (pandas – scikit learn – tensorflow – transformers – pytorch – regex - kedro - streamlit), Git

Data scientist

SCOR

Sep 2021 - Aug 2022

1 year

- Extraction of anomalies from satellite health reports and severity classification (NLP) - Data preprocessing by comparing TF IDF and Word2Vec vectorization - Modeling through semi-supervised learning : random forest, gradient boosting, SVM and neural networks Technical environment: Python (pandas - scikit learn - tabula - mysql - nltk - regex), Git

Actuary

Crédit Agricole Assurances

Jun 2021 - Aug 2021

3 months

Paris, France

- Modeling the number and cost of claims for the implementation of a multi-risk professional insurance product (GLM models) - Drafting the insurance product note including target identification and market study Technical environment: R (ggplot2 – caret – bestglm), Excel

Data Analyst

Institut Pasteur

Jun 2020 - Aug 2020

3 months

Paris, France

- Clustering of bacterial resistance gene sequences - Hierarchical classification, PCA (Principal Component Analysis) Technical environment: R, Excel

Data Analyst

IRI

May 2019 - Aug 2019

4 months

Région de Paris, France

- Analysis of promotions from a large french retailer - Formatting databases Technical Environment: Excel


Education

Institut de Statistique de l'Université de Paris - ISUP

Master's degree

2020 - 2022

2 years 1 month

Sorbonne Université

Bachelor's degree

2019 - 2020

1 year 1 month

Le Mans Université

Double Bachelors

2017 - 2019

1 year 11 months

Lycée Bertrand d'Argentré

Baccalaureate

2014 - 2017

2 years 11 months


Licenses & certifications

Actuary from the French Institute of Actuaries

Issued: Aug 2023

Certified by Institut des actuaires

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