a
aets017

Ruben A

@aets017
4,8(34)

Top Rated

Finding Patterns in the Data

Venezuela
Inglês
Algumas informações são exibidas no idioma inglês.
Sobre mim
I hold a PhD in Statistics and over 10 years of experience in the private sector and academia. I apply machine learning, deep learning, and econometrics to build robust models that inform decision-making. I value clarity, and you can expect transparent methods, clean code, and visuals—Matplotlib, Seaborn, ggplot2, or Tableau—that explain the reasoning behind my model recommendations. If you need reliable forecasts you can present with confidence, I can help.... Saiba mais

Habilidades

a
aets017
Ruben A
offline • 
Tempo médio de resposta: 4 horas

Conheça meus serviços

Análise de Séries Temporais
I will do predictive analytics and predictive modelling
4,8(34)
Análise de Séries Temporais
I will do data science in economics

Portfólio

Experiência profissional

Fiverr

Fiverr

Freelance • 27 yrs 4 mos

Econometrician

May 2017 - Present9 yrs

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 - Present9 yrs 2 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 - Present9 yrs 2 mos

Forecast Qatar’s GDP growth using ARIMA, VAR, Random Forest, XGBoost, GRU, and LSTM models, including macroeconomic intervention analysis.

34 Avaliações
4,8

(33)
(0)
(1)
(0)
(0)
Classificação detalhada
  • Nível de comunicação do freelancer
    4,8
  • Qualidade da entrega
    4,8
  • Valor da entrega
    4,9
1-5 fora das 34 avaliações
Ordenar por
Mais relevante
    M

    mich2910

    Cliente recorrente

    MX

    México

    5

    Everything was great

    US$ 200-US$ 400

    $

    3 semanas

    Tempo

    gig

    Análise de Séries Temporais

    Útil?
    Sim
    Não
    T

    tommo_99

    NZ

    Nova Zelândia

    5

    Understood the problem quickly. Great work. Would use again

    US$ 100-US$ 200

    $

    7 dias

    Tempo

    gig

    Análise de Séries Temporais

    Útil?
    Sim
    Não
    A
    image-docs

    arbitragedudear

    US

    Estados Unidos

    5

    Great job. He did an assessment of the project. well done.

    US$ 50-US$ 100

    $

    3 dias

    Tempo

    gig

    Análise de Séries Temporais

    Útil?
    Sim
    Não
    T
    image-docs

    tobiassanders

    DE

    Alemanha

    5

    Outstanding deep knowledge, many thanks for your swift help Ruben!

    Até US$ 50

    $

    1 dia

    Tempo

    gig

    Análise de Séries Temporais

    Útil?
    Sim
    Não
    C

    chriskronseder

    CH

    Suíça

    5

    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

    US$ 400-US$ 600

    $

    3 semanas

    Tempo

    gig

    Análise de Séries Temporais

    Útil?
    Sim
    Não