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Nederlands
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Ruben A
@aets017
Top Rated
Finding Patterns in the Data
Venezuela
Engels
Over mij
PhD in Statistics, econometrician, and data scientist with extensive experience in predictive modeling, data analytics, time series, panel data, financial risk, and machine learning/deep learning. I have delivered international consulting projects for clients in Australia, the United Kingdom, the United States, Qatar, Germany, and other markets, using methodologies such as ARIMAX, VAR/SVAR/VECM, GMM, GARCH, XGBoost, Random Forest, GRU, LSTM, hybrid models, and Generative AI. I also bring a strong academic background from the Central University of Venezuela and experience in applied research.
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Ruben A
US$ 60/uur
offline •
Gemiddelde reactietijd: 1 uur
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Tijdreeksanalyse
I will do predictive analytics and predictive modelling
Tijdreeksanalyse
I will do econometrics with ai tools
Wil je op uurbasis werken?
Vertel Ruben A wat je nodig hebt.
US$ 60
/
uurPortfolio
Werkervaring
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Fiverr
Freelance • 28 yrs 1 mo
Econometrician
May 2017 - Present • 9 yrs 3 mos
Optimization of XGBoost, LightGBM, and CatBoost machine learning models for predicting commodity prices in the Kaggle competition: MITSUI&CO. Commodity Prediction Challenge.
Econometrician
Mar 2017 - Present • 9 yrs 5 mos
Built panel-data models to assess the impact of ESG certification, gender certification, and ESG bonds on the stock valuation of publicly listed firms in Mexico.
Data Scientist
Mar 2017 - Present • 9 yrs 5 mos
Forecast Qatar’s GDP growth using ARIMA, VAR, Random Forest, XGBoost, GRU, and LSTM models, including macroeconomic intervention analysis.
34 Reviews
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chriskronseder
Zwitserland
Ruben is quick to understand the task at hand. My request was not very easy, but Ruben had a good grasp on it. Would work with him again
3 weken geleden
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Tijdreeksanalyse
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