a
aets017

Ruben A

@aets017
4,8(34)

Top Rated

Finding Patterns in the Data

Venezuela
Englisch
Einige Informationen werden in englischer Sprache angezeigt.
Über mich
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.... Mehr lesen

Kompetenzen

a
aets017
Ruben A
offline • 
Durchschnittliche Antwortzeit: 5 Stunden

Meine Dienstleistungen

Zeitreihenanalyse
I will do predictive analytics and predictive modelling
4,8(34)
Zeitreihenanalyse
I will do data science in economics

Portfolio

Arbeitserfahrung

Fiverr

Fiverr

Freiberufler • 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 Bewertungen
4,8

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Zusammensetzung der Bewertung
  • Kommunikation
    4,8
  • Qualität der Lieferung
    4,8
  • Preis-Leistungs-Verhältnis der Lieferung
    4,9
1–5 von 34 Bewertungen
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    M

    mich2910

    Wiederkehrender Kunde

    MX

    Mexiko

    5

    Everything was great

    200 $-400 $

    Preis

    3 Wochen

    Dauer

    gig

    Zeitreihenanalyse

    Hilfreich?
    Ja
    Nein
    T

    tommo_99

    NZ

    Neuseeland

    5

    Understood the problem quickly. Great work. Would use again

    100 $-200 $

    Preis

    7 Tagen

    Dauer

    gig

    Zeitreihenanalyse

    Hilfreich?
    Ja
    Nein
    A
    image-docs

    arbitragedudear

    US

    Vereinigte Staaten

    5

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

    50 $-100 $

    Preis

    3 Tagen

    Dauer

    gig

    Zeitreihenanalyse

    Hilfreich?
    Ja
    Nein
    T
    image-docs

    tobiassanders

    DE

    Deutschland

    5

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

    Bis zu 50 $

    Preis

    1 Tag

    Dauer

    gig

    Zeitreihenanalyse

    Hilfreich?
    Ja
    Nein
    C

    chriskronseder

    CH

    Schweiz

    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

    400 $-600 $

    Preis

    3 Wochen

    Dauer

    gig

    Zeitreihenanalyse

    Hilfreich?
    Ja
    Nein