Freelancer profile translated to English.

Description

Certified Power BI Data Analyst (PL-300) specializing in dashboard creation, reporting automation, and data transformation for decision-making.

I help companies replace manual Excel processes with automated and visual solutions using Power BI, improving business efficiency and visibility.

Additionally, I develop automations with Python to eliminate repetitive tasks and optimize data flow between systems.

Experience in:

• Power BI (data modeling, DAX, visualization)

• Reporting automation

• Power Query

• SQL

• Python for process automation and data handling

• Data integration from Excel, databases, and APIs

• Publishing and maintenance in Power BI Service

I can help you with:

• Creating dashboards from scratch

• Improving and optimizing existing reports

• Automating manual reports

• Data cleaning and transformation

• Python scripts to automate processes

• On-demand Power BI support

I have experience in industrial and supply chain environments, participating in digitalization and continuous improvement processes.

I currently undertake freelance projects alongside my professional activity, with flexible availability per hour or per project.

Languages

Spanish
Native or bilingual

Workplace preferences

Can work on-site

Cádiz (up to 50km)

Alestis Aerospace S.L.
Supply Chain Digitalization - Digital Transformation
AVIATION AND AEROSPACE
August 2004 - January 2018 (13 years and 5 months)
Cádiz, Spain
Participation in digitalization and process transformation projects in the supply chain area, focused on task automation, data handling, and operational efficiency improvement.

Development of internal scripts and tools to automate manual processes related to data management, report generation, and information processing.

Key Responsibilities:
• Development of Python automations for data processing and report generation
• Data integration and transformation from Excel and internal systems
• Creation of tools to reduce repetitive manual tasks
• Support in operations digitalization processes
• Development and maintenance of internal utilities in Java and Kotlin
• Improvement of workflows and efficiency in supply chain processes

Active participation in continuous improvement initiatives focused on automation, data quality, and process optimization.
Python Microsoft Excel External API Integration ETL SQL
Aciturri Corporate S.L.
Data Center - Data Analyst
AVIATION AND AEROSPACE
January 2018 - Today (8 years and 7 months)
Responsible for the development and maintenance of Power BI-based Business Intelligence solutions.

Design and development of business-oriented interactive dashboards, transforming data into actionable insights for decision-making.

Key Responsibilities:
• Data modeling (star schema)
• Development of metrics and KPIs with DAX
• Transformation processes with Power Query
• Data integration from multiple sources (Excel, SQL Server, APIs)
• Model performance optimization
• Reporting automation
• Publishing and management in Power BI Service

Participation in automation and data handling processes using Python to reduce manual tasks and improve operational efficiency.