Creative solutions, connected data.

I help small businesses uncover the hidden stories in their data and processes.

IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning
Data Analyst at work
+5 years experience
+50 projects
+30 clients
100% dedication

My mission is to bring clarity.

I'm María Elsa Fariñas Farrera, an economist turned data analyst and virtual assistant. After years working in administrative areas, I discovered a constant pattern: too much data, little analysis, and decisions made in the dark. In 2020, I decided to change that. I specialized in data analysis with Power BI, and since then I've been helping small businesses and entrepreneurs transform confusion into clarity. I design simple, visual and actionable dashboards that show what really matters: what works, what doesn't and where the bottleneck is. I don't believe in reports that impress, but in tools that drive smart decisions. At dataMEFF, I combine data analysis, automation and executive support so you can focus on growing, not on organizing files. I'm passionate about turning chaotic data into clear strategies, integrating AI and organization to free up time and reveal opportunities. And when I'm not between graphs and metrics, I'm probably with a coffee in hand, exploring the latest trends in artificial intelligence and business analytics. If you have data but no clarity, maybe I can help you connect the dots.

dataMEFF

Where data meets coffee ☕ — Because the best insights are brewed with patience, precision, and passion.

Tech Stack

Google SuiteNotionBitrix24PythonFigmaCanvaMicrosoftPower BISQLTerraform
Google SuiteNotionBitrix24PythonFigmaCanvaMicrosoftPower BISQLTerraform

Technical Skills

Data AnalysisData VisualizationBusiness IntelligenceAdministrative ManagementReport AutomationKPI DevelopmentVirtual Assistant
IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning

Services

Tailored solutions for your business needs

Ctrl+Alt+Auto ⚙️

Automate repetitive tasks and streamline your workflows with custom automation solutions.

Operational X-Ray 📦

Deep dive into your business processes to identify bottlenecks and optimization opportunities.

Dashboard Design 📊

Interactive dashboards that transform complex data into clear, actionable insights.

Data Consulting 💡

Strategic guidance on data strategy, BI implementation, and analytics best practices.

IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning

Portfolio

Recent projects and success stories

IT Technical Support

IT Technical Support

Interactive dashboard for ticket monitoring, response times and technical support metrics.

Sales Performance

Sales Performance

Detailed sales analysis, team performance, trends and revenue forecasts.

Sports Products Sales Report

Sports Products Sales Report

Comprehensive sports product sales report with category and regional segmentation.

IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning

Blog

Insights, tips, and data stories

January 15, 2025

Introduction to Power BI for Beginners

Learn the fundamentals of Power BI and how to create your first interactive dashboard.

January 10, 2025

5 Common Mistakes in Data Analysis

Discover the most common mistakes analysts make and how to avoid them.

January 5, 2025

Report Automation with Python

How to use Python to automate report generation and save hours of work.

IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning

Free Resources

Templates, guides, and tools to help you get started

Dashboard Template

Data Analysis Guide

Automation Checklist

IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning

Let's Connect

Ready to transform your data into insights?

IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning
IntegrityTransparencyCuriosityContinuous Learning