Nicolas Rey

Data Scientist Senior | Blockchain

Salary / Daily rate

Paris, France

Freelance

Can come onsite

Skills

Deep LearningData EngineeringScrapingReactPythonFlaskFlutterMongoDBData VisualizationLookerData MiningBig DataC++FirebaseWeb3SQL QueriesData ScienceDartBlockchainBackend DevelopmentFrontend DevelopmentLLMs / Large language modelsFinanceAWSSQL databasesElasticsearchData AnalysisMachine LearningAI

Languages

French (Native)English (Fluent)Spanish (Fluent)

About me

Links

Work experience

Data Scientist / Data Engineer

DataDev

Sep 2023 - Present

2 years 10 months

Paris, France

• Data Science Project: o Extracted various information from a logo image to turn it into a jingle o Used google vision API to get various sentiments o Used word-2-vec + word similarity to match image features with sound features o Deployed solution on AWS • Data Engineer Projects: apiconnectpro.com o Connected CRM to accounting software through API o Connected HR sorftware to CRM through API o Used webhook to get live updates o Created financial dashboard to get PNL and sales commissions o Deployed solution on AWS

Data Scientist

SingularityDAOInformation Technology and Services

Dec 2021 - Jul 2023

1 year 8 months

Paris, France

• Engineered single asset & multi-assets investment strategies on cryptocurrencies • Backtested those strategies including price impact for trading on DEXs • Retrieved historical DEXs data to integrate fees and price impact • Built dashboard to visualize market data and investment outcomes

Data Scientist

BNP ParibasBanking

Mar 2018 - Oct 2021

3 years 8 months

Paris Area, France

• Engineered an econometric model to predict prepayment on mortgage loans • Optimized the model using particle swarm algorithm and tested robustness with Monte-Carlo simulations • Engineered a model to replicate clients’ rates with financial assets to lock down the margin • Coded Vasicek model in C++ to simulate interest rates • Built a news sentiment analysis using BERT and recurrent neural network (RNN) to classify news • Built a second RNN taking news sentiment and other structured data to predict interest rates • Created a dashboard with dash in Python to easily upload any data, visualize them to check corrupted datapoints and built predictive models

Machine Learning Summer Intern

Quantitative Management Associates (QMA)Investment Management

Jul 2017 - Sep 2017

3 months

Newark

• Programmed Recurrent Neural Network using LSTM cells with Tensorflow in Python • Created chaotic time series to compare the RNN model accuracy with an ARIMA model one • Applied the RNN, ARIMA and naive models to financial data and analyzed the best performing one based on several criteria

Analyst

Mandarine GestionInvestment Management

Jul 2016 - Sep 2016

3 months

Région de Paris, France

• Analyzed the performance of the 2.5 billion Euros fund • Developed tools to monitor competitors’ portfolios performances with Morningstar • Drafted market analyses and portfolio managers’ strategies for investors

Portfolio Manager Assistant

Amilton Asset Management

Sep 2015 - Dec 2015

4 months

Région de Paris, France

• Managed funds with 100 million Euros of assets • Updated tools to monitor portfolios’ performances • Developed a Markowitz portfolio in VBA

Dealer Assistant

BNP ParibasBanking

Jan 2014 - Jun 2014

6 months

Région de Paris , France

• Traded an average of 7 billion Euros daily in the money market • Wrote daily morning reports to portfolio managers • Calculated discounted cash flows

Billing Junior Assistant

NatixisFinancial Services

Jul 2013 - Dec 2013

6 months

Région de Paris, France

• Settle invoices of counterparties’ portfolios • Execute payments related to these invoices • Liaise with traders and counterparties

Finance & Accounting junior assistant

French Prime minister Office

Jul 2012 - Dec 2012

6 months

Région de Paris , France

• Analyzed operational cost accounts and balance sheets • Monitored the cost control and assessed the 2013’s budget


Education

UCLA Anderson School of Management

Master's degree, Financial Engineering

2016 - 2018

1 year 4 months

NEOMA Business School

Master's degree, Finance, général

2011 - 2015

3 years 10 months

Portfolio

Transformation d'image en son

Connection entre CRM et logicial comptable

Professional network built for talents

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