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David BallenDB

David Ballen

Data & BI Analyst | Dashboards | Supply

€120/day
Bogotá, CO
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About David

Hello! I'm David, a data analyst and Business Intelligence consultant with over 8 years of experience transforming complex data into strategic dashboards that drive business decisions.

What I do:

  • Design interactive dashboards in Power BI, Looker Studio, and Advanced Excel
  • Production, demand, and financial planning analysis
  • Optimization of commercial operations and critical KPIs
  • Workflow automation with Google Apps Script and complex formulas
  • Data cleaning, ETL, and executive reports

My approach: I don't just deliver pretty dashboards—I deliver solutions that save time, reveal hidden opportunities, and improve profitability. I work with clients in Colombia and Latin America, understanding their specific challenges.
  • Spanish

    Native or bilingual

  • English

    Conversational

Remote only
Primarily works remotely

Experience

  • Pavos del Campo (Italcol)
    LEAD DATA ANALYST
    AGRICULTURE
    October 2025 - Today (8 months)
    Bogotá, Colombia
    Analysis of commercial call center operations, team leadership, and development of detailed reports that enable management to make informed and strategic decisions. Utilizing advanced data analysis and visualization tools to identify trends, monitor key performance indicators (KPIs), and propose optimizations and improvements based on quantitative and qualitative findings.
    Supply chain Commercial strategy Data analysis Microsoft Power BI Strategic planning
  • Distraves
    LEAD DATA ANALYST
    AGRICULTURE
    December 2024 - October 2025 (10 months)
    Bucaramanga, Colombia
    Analysis of commercial call center operations, team leadership, and development of detailed reports that enable management to make informed and strategic decisions. Utilizing advanced data analysis and visualization tools to identify trends, monitor key performance indicators (KPIs), and propose optimizations and improvements based on quantitative and qualitative findings.
    Marketing Facebook Marketing Commercial strategy KPI Dashboards Data analysis
  • Ins mas que gas ESP
    DATA ANALYST PROFESSIONAL
    ENERGY AND UTILITIES
    October 2023 - November 2024 (1 year and 1 month)
    Bucaramanga, Colombia
    Analysis of the commercial operation of gas distribution through pipelines, focused on market expansion in the south of the country, trends, behaviors, and consumption, using ETL and Business Intelligence techniques to generate dashboards and dynamic reports to facilitate decision-making for the commercial management and executive team, as well as to expedite accountability to the sector's regulatory bodies.
    Microsoft Excel Commercial strategy Data analysis Management control Finance

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Education

  • Public Accounting
    Universidad Cooperativa de Colombia
    2021
    Contaduria publica

Skill set

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