Sfoglia categorie
Esplora
Fiverr Pro
Italiano
$
USD
Johnny Saputra
@joleo7
Data Analyst for SQL, Data Cleaning and Business Insights
Indonesia
Inglese
Chi sono
I am a Data Analyst specializing in SQL, data cleaning, and transforming raw data into clear, reliable insights.
I have experience working with large datasets (500K+ rows), helping businesses:
- Clean and structure messy data
- Remove duplicates and inconsistencies
- Prepare data for reporting and dashboards
- Analyze sales and customer trends
I focus on accuracy, clarity, and delivering results that are ready to use for business decisions.
If you need clean, well-structured data and actionable insights, I’m here to help.
Competenze
Johnny Saputra
offline •
Consulta i miei servizi
Pulizia dei dati
I will clean, organize and analyze your data using excel and sql
Formule e macro
I will clean messy excel or CSV data and fix date issues
Portfolio
Esperienza lavorativa
Data Analyst
Freelancing Career • Lavoratore autonomo
Jan 2025 - Present • 1 yr 5 mos
DATA PROJECTS Ecommerce Sales Dashboard — Tableau | SQL | Excel Processed 500K+ transactions, built KPI dashboard (sales $10.6M, 38 countries), analyzed seasonal trends and top-selling products. Loan Risk Analysis — SQL | Tableau Used SQL CTE, joins, and window functions to segment risk and identify key default indicators. Sales & Inventory Dashboard — Power BI Automated GMV, stock-out, and forecasting reports using Power Query & DAX.
