06/14/2025 updated
100 % available
Data Scientist and Analyst with expertise in Data Visualization and Big Data
Spain
Worldwide
Master of Science in Data ScienceQuery PerformanceJavaScriptA/B TestingData AnalysisBusiness Transaction ManagementBig DataComputer ProgrammingDatabasesD3.JsInformation EngineeringData IntegrityData VisualizationWeb DevelopmentFeasibility StudiesExperimentation
Data Analysis and Visualization
Advanced data analysis skills using Python, SQL, and Excel to identify trends and patterns. Creation of interactive dashboards and reports using Tableau, D3.js, and other visualization tools to communicate complex insights to stakeholders.
Programming and Development
Proficiency in Python, JavaScript, and SQL for data processing and web development. Experience with frameworks like ReactJS and NextJS for building interactive web applications.
Database Management
Experience with both SQL and NoSQL databases including Firebase. Optimization of database systems to improve query performance and ensure data integrity.
Statistical Analysis
Implementation of statistical models for risk assessment and data-driven methodologies to improve project feasibility analysis.
Data Engineering
Design and implementation of robust data pipelines for real-time data processing and transaction monitoring.
A/B Testing
Development and implementation of A/B testing experiments to optimize website performance and user engagement.
Market Research
Conducting market research to identify industry trends, customer demographics, and preferences for strategic decision-making.
Advanced data analysis skills using Python, SQL, and Excel to identify trends and patterns. Creation of interactive dashboards and reports using Tableau, D3.js, and other visualization tools to communicate complex insights to stakeholders.
Programming and Development
Proficiency in Python, JavaScript, and SQL for data processing and web development. Experience with frameworks like ReactJS and NextJS for building interactive web applications.
Database Management
Experience with both SQL and NoSQL databases including Firebase. Optimization of database systems to improve query performance and ensure data integrity.
Statistical Analysis
Implementation of statistical models for risk assessment and data-driven methodologies to improve project feasibility analysis.
Data Engineering
Design and implementation of robust data pipelines for real-time data processing and transaction monitoring.
A/B Testing
Development and implementation of A/B testing experiments to optimize website performance and user engagement.
Market Research
Conducting market research to identify industry trends, customer demographics, and preferences for strategic decision-making.
Experience
Professional experience0 - 5 years
Freelancer since2021
Languages
EnglishNative speakerFrenchNative speakerSpanishGood
Project history
Analyzing complex data sets to identify trends and patterns, developing data visualization solutions, conducting data quality assessments, and collaborating with clients to understand their data needs.
Developing analytical dashboards using Python and Tableau, providing real-time insights into project performance and resource allocation, leveraging SQL for data extraction, and implementing data-driven methodologies for project feasibility assessment.
Developed and implemented data visualization solutions to communicate complex data insights, worked with clients to understand their data visualization needs, and created interactive dashboards and reports.