Hi, I’m Mark — a Data Analyst focused on turning business and operational data into clear reports, dashboards, and useful insights.
I work with SQL, Python, Excel, Google Sheets, Qlik, Power BI, and Tableau to organize, validate, analyze, and visualize data. My experience includes working with inventory, product, pricing, sales, and operational data, as well as building reporting systems that help businesses understand their performance and make better decisions.
Skills & Experience:
Data analysis and reporting
SQL and Python
Excel and Google Sheets
Qlik, Power BI, and Tableau
Dashboard development and data visualization
Data cleaning and validation
Inventory, product, pricing, and sales data
Business and operational reporting
Projects I’ve Built:
End-to-End Support Data Reporting System
Built a reporting system that extracts Freshdesk and Clockify data through APIs, processes and models the data in Qlik, and delivers dashboards and automated reports for monitoring support operations.
POS & Inventory Management System
Built a Google Sheets-based POS and inventory system for a school organization selling merchandise during a freshman event. The system tracks sales, inventory, discounts, revenue, profit, and transactions, with automated inventory updates and dashboards.
What I’m Looking For:
I’m interested in opportunities involving data analysis, reporting, inventory, business intelligence, and operational analytics where I can use data to improve processes and support better decisions.
Portfolio:
Resume:
Whatsapp:
Experience: Less than 6 months
Experience: Less than 6 months
Experience: Less than 6 months
Experience: Less than 6 months
Experience: Less than 6 months
Experience: Less than 6 months
Experience: Less than 6 months
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