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Roger DefezRD

Roger Defez

Data Analyst & Python | BI & Automation

150 €/día
Barcelona, ES
0-2 años

Tiempo medio de respuesta: 1h

Acerca de Roger

I’m a freelance Data Analyst and Python developer with a strong business background and a growing technical skill set. After years of experience as a founder, product manager, and CFO in SMEs, I transitioned into tech with a focus on data analytics, business intelligence, and automation.

I’ve worked with tools like Python (pandas, scikit-learn, Flask), SQL, Power BI, and Excel to build data-driven solutions that improve decision-making and operational efficiency. I’m especially interested in projects where I can combine strategic thinking with data skills to solve real-world problems.

I’m available for freelance work involving data analysis, dashboard creation, process automation, and Python development. Let’s work together to turn your data into actionable insights.
  • Español

    Bilingüe o nativo

  • Catalán

    Bilingüe o nativo

  • Inglés

    Competencia profesional completa

  • Francés

    Nociones

  • Italiano

    Nociones

  • Portugués

    Nociones

Acepta trabajo presencial
Barcelona (hasta 50 km), Vic (hasta 50 km), Girona (hasta 50 km)

Experiencia

  • Monpetit
    Founder and Manager
    E-COMMERCE
    enero de 2013 - marzo de 2024 (11 años y 2 meses)
    Barcelona, Spain
    Led the launch and management of an omnichannel children's fashion business, increasing sales by over 90%. Implemented automation systems and data analysis to optimize operations and reduce costs. Oversaw product design, digital strategy, and customer service, adapting the business during the COVID-19 crisis.
    Data analysis Business intelligence Process Automation E-Commerce Strategy Digital Transformation
  • Iberselex SA
    Product Manager
    HIGH TECH
    marzo de 2005 - diciembre de 2012 (7 años y 9 meses)
    Barcelona, Spain
    Led the design and implementation of ATM and smart cash handling systems for autonomous payments in public services (towing, fines, local taxes) and large casinos. Deployed card and cash payment terminals in municipalities and gaming halls.
    Defined product specs, coordinated technical execution, and drove 54% departmental growth through tailored automation solutions.

    Product Management Business Plan Development Client Relationship Management Strategic Planning Technical Sales
  • ASOTA Austria
    Country Manager
    QUÍMICA
    diciembre de 2001 - febrero de 2005 (3 años y 2 meses)
    Spain
    Represented ASOTA Austria in Spain, leading market expansion and sales of industrial fiber-based solutions. Defined and executed entry strategy across the Iberian Peninsula. Built strong B2B relationships and delivered tailored technical solutions to the automotive, filtration, and textile sectors.
    Business development Market-Entry Strategy Sales Strategy Client Relationship Management Technical Product Management

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Formación

  • Data Analytics - BootCamp
    IT Academy - Barcelona Activa
    Debug, interpret and analyze structured data with SQL and Python. ETL, Power BI,
  • Professional uses of Generative Artificial Intelligence
    IBM SkillsBuild
    2025
    What is the Generative lA. The universe of tools of the lAGen. How to use generative AI. Images and extensions. How to use generative AI. Prompts Engineering. Professional applications at work. Professional applications for innovation and

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