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Sebastian ArceSA

Sebastian Arce

Statistical Consultant · Business Intelligence

€200/day
Rosario, AR
15+ years
Data Analysis
Data Cleaning and Validation
IBM SPSS
Microsoft Power BI
Microsoft Excel

Average response time: 1 hour

Freelancer profile translated to English.
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About Sebastian

Over 20 years helping companies make better decisions from their data. I specialize in transforming messy information into clear dashboards and reliable models.

I design dashboards and control panels for KPI tracking, perform data cleaning and consolidation, and develop custom predictive models (scoring, segmentation, churn).

I work 100% remotely, with a methodical approach, attention to detail, and clear communication with technical and business teams. Notable clients: DirectData, Focus Data, actuarial projects.

  • Spanish

    Native or bilingual

  • Portuguese

    Fluent

Remote only
Primarily works remotely

Experience

  • Consultoría en Datos & Business Intelligence (Freelance)
    Senior Data Analyst / Statistical Consultant
    BANKING AND INSURANCE
    January 2017 - Today (9 years and 5 months)
    Rosario, Argentina
    Over 20 years of experience as an independent consultant in data analysis, business intelligence, and statistical modeling. I specialize in transforming complex and messy data into reliable and actionable information for decision-making.

    • Development of interactive dashboards in Power BI and Tableau for KPI tracking and executive reporting.
    • Cleaning, validation, and consolidation of large volumes of data (Spss, R, Excel, SQL).
    • Construction of predictive models (credit scoring, segmentation, propensity, churn) and actuarial analyses.
    • Featured projects:
    - Consolidation of geospatial databases and customer segmentation for DirectData (Brazil).
    - Processing of census and household survey data for commercial application in Chile, Argentina, Brazil, and Uruguay.
    - Long-term actuarial projection models for pension funds.

    I work 100% remotely, with a methodical approach, attention to detail, and clear communication with technical and business teams.
    Data Analysis Predictive Models IBM SPSS Microsoft Power BI Microsoft Excel
  • Análisis Actuarial
    Actuarial Analysis Consultant
    BANKING AND INSURANCE
    January 2004 - Today (22 years and 5 months)
    Rosario, Argentina
    Development of long-term financial and population projection models for pension funds. Financial flow analysis incorporating transition probabilities (death, disability) derived from historical data. Creation of proprietary probability tables to improve the accuracy of actuarial projections. Continued collaboration with technical and actuarial teams.
    Data Analysis Predictive Models IBM SPSS Microsoft Excel SQL

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Education

  • Degree in Statistics
    UNR Faculty of Economic and Statistical Sciences
    2001
    Formación sólida en estadística teórica y aplicada, con enfoque en modelos predictivos, análisis de datos, muestreo, inferencia estadística y técnicas multivariadas. Base matemática y metodológica que sustenta más de 20 años de experiencia profesional en consultoría, seguros, finanzas y business intelligence.

Skill set

SQL
Tableau

Categories