
mohamed
I Turn Messy Excel Data Into Profit Boosting Power BI Dashboards
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Freelance Data Analyst & Power BI Specialist
Self Employed • ZZP
Apr 2023 - Present • 3 yrs 2 mos
I transform raw business data into clear profit-driving decisions for e-commerce and service-based businesses. What I delivered for clients: ✓ Designed 15+ Power BI & Excel dashboards to track sales, inventory, and ad spend in real-time, helping clients cut reporting time by 90% ✓ Cleaned and structured 500K+ rows of messy data from multiple sources, creating one "single source of truth" for decision-making ✓ Identified hidden trends in customer behavior that increased client marketing ROI by 25% on average ✓ Built automated KPI systems that alerted owners to sales drops instantly, preventing revenue loss Tools I use daily: Power BI, Microsoft Excel, Google Sheets, SQL, Python for data cleaning My process is simple: Understand your goal → Clean your data → Build a visual dashboard → Deliver insights you can act on today. I don't just make pretty charts. I build dashboards that answer your #1 business question: "Where is my money going and how do I make more?"