Dimitrios Vranas
Hi, I'm Dimitrios Vranas, a Junior Data Analyst/Engineer who loves turning raw data into actionable insights using SQL, Excel, and Power BI.
About
Hi, I’m Dimitrios Vranas, a Junior Data Analyst/Engineer who loves turning raw data into actionable insights using SQL, Excel, and Power BI. I enjoy turning complex datasets into clear visuals and KPI dashboards that help teams optimize operations and drive growth. I’m currently advancing my Python skills to support predictive analytics and data science projects.
My experience spans operations management and sales analytics across healthcare, wholesale, and retail contexts. I’m passionate about data-driven decision making, continuous improvement, and turning data into strategic decisions that boost efficiency and revenue.
- 14 years' experience
- Joined December 2025
Languages
- Greek, ModernFluent
- EnglishAdvanced
Industry experience
- Retail
- Wholesale & Distribution
- Healthcare
- Manufacturing
- Professional Services
Work experience
Managed daily operations and implemented data-driven strategies to optimize inventory and reduce waste by 15%. Analyzed sales trends using Excel and Power BI, improving revenue forecasting accuracy by 20%. Developed dashboards to monitor KPIs, enabling faster decision-making and cost control. Forecasted cash flow and optimized payroll expenses, reducing operational costs by 10%.
Built BI reports (Power BI, Excel) to support pricing, margin analysis, and inventory planning. Optimized order management and supplier performance analytics, improving delivery lead times by 12%. Recommended high-margin products for marketing campaigns, increasing revenue impact.
Recorded and analyzed sales and inventory data in Excel to support operational reporting. Assisted in product pricing, invoice preparation, and B2B customer coordination.
Certifications and awards
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