Mark B.

Senior Data & Analytics Specialist | Power BI Developer | Automation Expert (6+ Years Experience) I help businesses turn messy data into clear insights, automated workflows, and decision-ready dashboards. I’m Mark, a Senior Advanced Analytics Analyst with 6+ years experience building end-to-end BI systems for companies in BPO, tech support, healthcare, finance, and operations. I specialize in Power BI, SQL, Excel, Power Automate, and Python — creating automated reporting systems that replace hours of manual work. ⭐ What I Can Do for You 📊 Business Intelligence & Dashboard Development Interactive and executive-ready Power BI dashboards DAX measures, time intelligence, and KPI frameworks Data modeling and optimization for fast refresh & clean relationships Connectors: SQL Server, Snowflake, Cosmos DB, APIs, Excel, SharePoint ⚙️ Data Automation & Workflow Engineering Power Automate workflows (email triggers, approvals, file automation) SQL/Python ETL pipelines Automated Excel/CSV transformations End-to-end reporting automation for daily/weekly/monthly operations 📈 Data Analysis & Reporting Performance analytics for sales, operations, call centers, healthcare Variance analysis, forecasting, productivity modeling Root-cause analysis & executive summaries Business KPI health monitoring ⭐ Why Clients Choose Me Strong communication & transparency Clean, documented work (perfect for handover) Very detail-oriented Experience working with international stakeholders Problem solver — not just a dashboard builder Long-term support availability ⭐ Tech Skills Power BI, DAX, Power Query, SQL, T-SQL, Snowflake, Azure SQL, Python (Pandas), Excel (Advanced), Power Automate, Power Apps, Data Modeling, API Integrations, Cosmos DB, ETL, Data Cleaning, Dashboard Design, Data Visualization, KPI Reporting, Automation. ⭐ Industries I’ve Worked With BPO / Call Centers Healthcare SaaS & Tech Support Retail & E-commerce Finance Manufacturing & Logistics ⭐ Let’s Work Together I don’t just build dashboards — I build complete reporting systems that automate your operations and deliver accurate insights. If you need a reliable BI expert who can own the entire data workflow from raw data to final executive reports, I’m here to help. Let’s discuss your project.