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Laia F.LF

Laia F.

Visualization Expert | Master Data | Data Engineer

€250/day
Barcelona, ES
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Laia

💡 Business Intelligence & Data Strategy | Tableau · Python · Snowflake · Talend

I am an expert consultant in Business Intelligence and data management with over 5 years of experience transforming complex data into clear and useful information for decision-making. I currently lead the BI and Master Data teams in a large retail multinational, where I have designed end-to-end data architecture (ETL, data warehouse, reporting), leading Data Engineering and BI Analyst teams, and coordinating the integration of new companies into the global reporting system.

I am proficient in tools such as Tableau, Snowflake, Talend, and Python, and I have developed dashboards for key areas such as sales, finance, and operations. I bring a strategic vision combined with a solid technical foundation and excellent communication skills with business and technology teams.

I have worked in both corporate environments and in consulting and private banking, which allows me to understand business needs from a comprehensive perspective. My goal as a freelancer is to help companies structure, automate, and visualize their data to gain agility, reliability, and control in decision-making.
  • Spanish

    Native or bilingual

  • English

    Fluent

  • Catalan

    Native or bilingual

Can work on-site
Barcelona (up to 50km)

Experience

  • EUROPASTRY, SA
    Business Intelligence & Master Data Manager
    RETAIL (LARGE RETAILERS)
    April 2025 - Today (1 year and 4 months)
    Barcelona, Spain
    - Leading BI and Master Data teams, ensuring data quality and governance across the organization.
    - Defining and implementing master data strategy to support reliable decision-making.
    - Designed and implemented data architecture (ETL, data warehouse, dashboards).
    - Coordinated integration of acquired companies’ data into corporate reporting.
  • EUROPASTRY, SA
    Business Intelligence Analyst
    February 2021 - April 2025 (4 years and 2 months)
    Barcelona, Spain

    - Created Tableau dashboards for sales, finance and operations.
    - Aggregated visualizations & KPI's
    - Design new data models
    - Automation of recurrent tasks using Pyhton scripts.
    - Acted as liaison between business and IT, leading data model development.
  • Landmark Consulting (Collaborators Banco Santander)
    Private Banking Assistant
    September 2018 - February 2021 (2 years and 5 months)
    Barcelona, Spain
    • Support in investment portfolio management (funds, stocks, SICAVs). Preparation of performance reports for clients and financial market analysis.
    • Customer service in banking operations (deposits, withdrawals, transfers, execution of investment orders) and support in digital operations.
    • Daily cash control and reconciliation.

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Education

  • Master of Data Science
    Nuclio Digital School
    2025
    Master's in Data Science & Artificial Intelligence
  • Master's in Business Intelligence & Big Data Analytics
    Univeritat Oberta de Catalunya
    2021
    Master's in Business Intelligence & Big Data Analytics

Certifications

  • SNowflake Advanced Training
    Snowflake
    2024
    https://learn.snowflake.com/en/courses/ILT-ADV/
    Time Travel, Cloning and Fail-safe for version control and recovery. Data Governance: Row/Column-Level Security, Data Masking, tagging, and auditing. Query and cost performance optimization (efficient use of resources and credits). ELT process orchestration with Streams, Tasks, and Snowpipe. Advanced schema design and data modeling (including clustering). Automation and monitoring with Resource Monitors and logs. Integration with external systems (cloud storage, catalogs, orchestration tools). Using Snowpark to program in Python, Java, or Scala within Snowflake. Implementation of custom functions (UDFs, external functions). Secure Data Sharing and Data Exchanges management.
  • Tableau Desktop Specialist
    Tableau
    2024
    https://learn.snowflake.com/en/courses/ILT-ADV/
    Navigate the Tableau Desktop interface with ease. Publish and share content on Tableau Public or Tableau Server. Build interactive dashboards with common worksheets and filters. Apply filters and controls to interact with data. Sort, highlight, and format visualizations for visual clarity. Create advanced and simple calculations (field calculations, aggregations). Connect and prepare data from multiple sources (Excel, SQL, etc.). Create basic and intermediate charts: bars, lines, maps, etc. Use groupings, sets, and hierarchies to organize information.

Skill set (10)

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