I'm a Data Analyst and BI Developer who turns recurring operational data into decision-ready systems. My work combines Excel cleaning, Power BI, DAX, dimensional modeling, KPI design, SQL, automation, and practical analytics product development.
I focus on the full path from raw weekly files to trusted reporting: collect → clean → validate → model → analyze → visualize → refresh.
A B2B retail-intelligence SaaS prototype for tracking public prices, promotions, campaigns, launches, share of voice, retailer coverage, and reporting workflows.
Retail analytics · Data quality · Automated collection · PostgreSQL · Dashboards · Reporting
A SaaS-style internal operations platform connecting mobile promoter attendance, GPS/photo evidence, shift rules, exception monitoring, Excel exports, and a secure analyst dashboard.
Attendance analytics · KPI design · Data modeling · Excel · Power BI export · Mobile workflow
- Weekly reporting pipelines for sales, stock, achievement, target, RRP, RM data, promoter planning, and check-in/check-out
- Power BI dashboards built from scratch with DAX, relationships, measures, filters, and operational drill-downs
- Excel-based cleaning, reconciliation, quality checks, and repeatable refresh workflows
- Analytics systems that connect data capture, business rules, dashboards, and stakeholder-ready exports
Public repositories are presentation-only case studies. Their screenshots use synthetic or fictional data. Full source code, APKs, production datasets, credentials, and company-specific material remain private.