d
david_oliviay

David

@david_oliviay

EXCEL SPECIALIST AND DASHBOARD DEVELOPER

United States
English, French, German, Spanish
About me
Excel Data Analyst, Dashboards, Automation and Busines Ready Reports I help businesses turn messy Excel data into clean dashboards, automated reports and clear insights. If your data is slow, confusing, or unreliable, I fix it. ✔ Excel Dashboards & KPI Tracking ✔ Data Cleaning & Large Dataset Handling ✔ Power Query & Automation ✔ Business Ready Reports (Not Just Pretty Files) I don’t just deliver files. I deliver clarity you can use immediately.... Read more

Skills

d
david_oliviay
David
Offline • 

See my services

Data Cleaning
I will do excel development, clean excel data, remove duplicate, website traffic report
From$20 / projectMore details
Formulas & Macros
I will do excel spreadsheet, excel vba, excel macros, dashboard, google sheets
From$10 / projectMore details

Portfolio

Work experience

Biggles

Excel Specialist & Data Analyst

Biggles • Full-time

May 2020 - Present • 6 yrs

Managed and optimized complex Microsoft Excel systems for business reporting, data tracking and performance analysis. Designed advanced Excel dashboards using Pivot Tables, Power Query, VLOOKUP/XLOOKUP, INDEX MATCH, conditional formatting and automation formulas to improve reporting accuracy and efficiency. Cleaned, analyzed and transformed large datasets for executive decision making. Collaborated with teams to generate KPI reports, financial summaries and forecasting models that improved operational productivity and reduced manual reporting time by 60%.