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Vilma W.
@valwin
Data Expert, Strategic Problem Solving and Systems Optimization
Venezuela
Spanish, English, French
About me
Data Expert focused on problem-solving throughout the entire data lifecycle. My approach transforms unstructured data sets into visual narratives and interactive dashboards that drive evidence-based decision-making. As a specialist in data quality auditing, exploratory data analysis (EDA), and simplified technical communication, I help organizations across all industries identify inefficiencies, optimize their processes, and uncover growth opportunities hidden within their own records.
Skills
Vilma W.
Offline •
See my services
Business Efficiency & Automation
I will build systems, dashboards and automations in excel, google sheets and power bi
BI Analytics
I will provide advanced bi analytics and interactive dashboard solutions
Portfolio
Work experience
BI and Data Consultant
Contractor • Self-employed
Jan 2026 - Present • 4 mos
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Information Management Associate
UNHCR • Full-time
Nov 2024 - Jun 2025 • 7 mos
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Monitoring and Evaluation Manager
ADRA • Full-time
Jul 2024 - Nov 2024 • 4 mos
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34 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 34 Reviews
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csaunders88
United States
Vilma was responsive and demonstrated impressive analytic comprehension and thought process to understand the task at hand. She was a great help and will plan to hire her again.
Helpful?
cangulo
Canada
Helpful?
mauricioquinter
Repeat Client
Colombia
Helpful?
giorgiat
Repeat Client
Italy
The project consists in creating some slides in latex, I'm very satisfied with the result. Thank you.
Helpful?
mauricioquinter
Repeat Client
Colombia
Fantastic work. Keep hiring this Gig (have been working with Valwin for almost a year with phenomenal results). !!!
Helpful?
