Jason R. Lumapas

Optimized performance of white-label iOS applications in Swift, improving responsiveness, animation smoothness, and overall user experience across consumer-facing products. Diagnosed and resolved critical production bugs, directly improving app stability and reducing support escalations. Built an automation tool to streamline Swift Package Manager (SPM) integration across multiple Xcode targets, significantly reducing build configuration overhead. Contributed to migration of legacy iOS apps to Flutter, advancing cross-platform modernization and reducing platform-specific maintenance burden.

Developed and maintained enterprise mobile applications in Swift, following SOLID principles and clean architecture patterns. Collaborated with stakeholders to define requirements and translate them into performant, maintainable iOS features. Authored automated test scripts that improved QA efficiency and reduced regression defects in production releases. Investigated and resolved production bugs, maintaining high stability benchmarks for client-facing applications.

Designed scalable database schemas for e-learning platforms and developed RESTful APIs using ASP.NET Core and Entity Framework Core. Built responsive frontend interfaces with ASP.NET MVC, Bootstrap, and jQuery, integrating AJAX-based async data loading for improved UX. Managed Azure infrastructure including virtual machines and SQL databases.