March 2025 performance summary for Betca TPV core and Angular workstreams. Delivered the end-to-end Create Complaint workflow, enhanced read and persistence capabilities, and strengthened security and test coverage, delivering substantial business value through reliable data handling, improved user flows, and robust quality practices.

February 2025 monthly summary: Delivered end-to-end enhancements across Betca TPV Angular and Core to strengthen customer workflows, data accessibility, and system architecture. Key features delivered include the Complaints Management System in Angular with a shared model/service, a dedicated complaints home, admin/customer CRUD flows, route stabilization, proactive data loading for responsive UI, and a shop-integrated complaint view; refactored article services into SharedShopArticleService for consistent cross-component usage and UI improvements; Public Article Barcode Lookup now exposed as a public API (findByBarcodeNullSafe) in the core service; Customer Complaints domain model with MongoDB persistence, search by user mobile number, and initial data seeding with ongoing refinement of mobile field handling, barcode setter, and dependency injection fix. Major bugs fixed include stabilizing complaint routes, fixing search-all behavior, and resolving persistence issues around complaint entities. Overall impact: faster complaint resolution, improved data integrity, and a more scalable, maintainable codebase; Tech stack and skills demonstrated: Angular/TypeScript frontend, Node/MongoDB backend, dependency injection, modular service architecture, API standardization, and performance-oriented UI optimizations.