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My Portfolio

1. Financial Dashboards

Overview: Tracked company profits and losses to improve budgeting and forecasting.
Skills: Excel for data cleaning, PivotTables for analysis, and charts for trends.
Insights: Identified a 12% expense reduction opportunity.
Impact: Helped refine budgets and boost quarterly savings.

2. Sales and Marketing Dashboards

Overview: Analyzed sales and campaign data to boost performance.
Skills: Excel and Power BI for trends, VLOOKUP for tracking, and visuals for insights.
Insights: Found a 20% revenue increase from top-performing campaigns.
Impact: Optimized campaigns, increasing leads and sales conversions.

3. Customer Analytics and Service Dashboards

Overview: Studied customer behavior and service metrics to improve satisfaction.
Skills: Excel for analysis, charts for visual insights, and Power BI for dashboards.
Insights: Revealed 60% of complaints linked to delays.
Impact: Enabled faster delivery changes, boosting satisfaction by 15%.

4. Human Resources (HR) Dashboards

Overview: Tracked employee performance and HR metrics to streamline processes.
Skills: Excel for attendance and payroll analysis, Power BI for KPIs.
Insights: Found a 10% rise in absenteeism during peak seasons.
Impact: Helped HR launch policies improving attendance.

5. Product and Operations Dashboards

Overview: Monitored product metrics and workflows to optimize operations.
Skills: Excel for data tracking, Power BI for workflow visuals.
Insights: Detected a 5% drop in quality during peak demand.
Impact: Informed resource adjustments, improving output quality.

6. More Portfolio


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Marimar Haldos

Certified Data Specialist

Updated as of Feb 28, 2025 by MH-VA | Marimar Haldos. All rights reserved.

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