safrizalrahman46/Data-Warehouse_Jobsheet_SIB_2G
Mar 2025 – Apr 2025
2 Months active
Languages Used
CSSCSVHTMLJavaScriptPHPSQLXMLdocx
Technical Skills
Backend DevelopmentChart.jsData TransformationData VisualizationData WarehousingDatabase Design
Fakhira zahrany
PROFILE
Fakhira Zahrany
Fakhira Zahra developed and enhanced the safrizalrahman46/Data-Warehouse_Jobsheet_SIB_2G repository over two months, focusing on scalable data warehousing and business intelligence features. She expanded ETL pipelines using Pentaho Data Integration and SQL to support new dimensions and fact tables, enabling robust time-based analytics and cross-year sales reporting. Her work included building PHP and Chart.js dashboards for visualizing sales KPIs and top-performing employees, as well as reorganizing project structure for maintainability. Fakhira also improved documentation and repository hygiene, ensuring accurate job sheets and cleaner code. The work demonstrated depth in backend development, data transformation, and end-to-end ETL processes.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
13Total
Bugs
0
Commits
13
Features
4
Lines of code
23,081
Activity Months2
Your Network
10 peopleWork History
April 2025
3 Commits • 2 Features
Apr 1, 2025April 2025 monthly summary for safrizalrahman46/Data-Warehouse_Jobsheet_SIB_2G. Key features delivered: Date Dimension Data Transformation Job to populate the date_dimension table enabling consistent time-based analytics; Data Warehousing Jobsheets documentation updates (Jobsheet 3 and 4). Major bugs fixed: none reported this month. Overall impact and accomplishments: improved data warehouse reliability and BI readiness through a centralized date dimension and improved maintainability via updated documentation and cleanup of temporary files. Technologies/skills demonstrated: ETL development (row generation, sequencing, calculations, lookups, filtering), SQL-based data transformations, data warehouse design, documentation, and version control.
3 Commits • 2 Features
Apr 1, 2025April 2025 monthly summary for safrizalrahman46/Data-Warehouse_Jobsheet_SIB_2G. Key features delivered: Date Dimension Data Transformation Job to populate the date_dimension table enabling consistent time-based analytics; Data Warehousing Jobsheets documentation updates (Jobsheet 3 and 4). Major bugs fixed: none reported this month. Overall impact and accomplishments: improved data warehouse reliability and BI readiness through a centralized date dimension and improved maintainability via updated documentation and cleanup of temporary files. Technologies/skills demonstrated: ETL development (row generation, sequencing, calculations, lookups, filtering), SQL-based data transformations, data warehouse design, documentation, and version control.
April 2025
March 2025
10 Commits • 2 Features
Mar 1, 2025For 2025-03, delivered significant data warehouse and BI improvements in safrizalrahman46/Data-Warehouse_Jobsheet_SIB_2G, driving scalable data pipelines and actionable sales insights. Expanded the ETL to cover Joobsheet 1/2, dimdate, dimEmployees, shipments, and related transformations; reorganized the project structure to improve maintainability and future scalability. Implemented PHP-based KPI dashboards and bar-chart reports using Chart.js to visualize sales revenue, per-branch totals, and top-selling employees across years. Completed Jobsheet 1–3 modules and associated study cases, with focused code cleanup and JS updates to support ongoing development. No major bugs fixed this month. The changes position the team to deliver faster BI-enabled decisions and a more robust data model for cross-year analytics.
March 2025
10 Commits • 2 Features
Mar 1, 2025For 2025-03, delivered significant data warehouse and BI improvements in safrizalrahman46/Data-Warehouse_Jobsheet_SIB_2G, driving scalable data pipelines and actionable sales insights. Expanded the ETL to cover Joobsheet 1/2, dimdate, dimEmployees, shipments, and related transformations; reorganized the project structure to improve maintainability and future scalability. Implemented PHP-based KPI dashboards and bar-chart reports using Chart.js to visualize sales revenue, per-branch totals, and top-selling employees across years. Completed Jobsheet 1–3 modules and associated study cases, with focused code cleanup and JS updates to support ongoing development. No major bugs fixed this month. The changes position the team to deliver faster BI-enabled decisions and a more robust data model for cross-year analytics.
Activity
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Quality Metrics
Correctness80.8%
Maintainability80.0%
Architecture79.2%
Performance74.6%
AI Usage20.0%
Skills & Technologies
Programming Languages
CSSCSVHTMLJavaScriptPHPSQLXMLdocxpngzip
Technical Skills
Backend DevelopmentChart.jsData TransformationData VisualizationData WarehousingDatabase DesignDatabase QueryingDocumentationETLFile ManagementFrontend DevelopmentJavaScriptKettleKettle (Pentaho Data Integration)PHP
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