Software Developer Intern/Part timer at EXCELLENCE APPLIANCE TECHNOLOGIES INC.

Developed and maintained an in-house enterprise system using C#, ASP.NET MVC, JavaScript, and Microsoft SQL Server for 3,000+ users across sister companies and appliance service centers nationwide. Built a Data Access Layer to centralize stored procedure calls and isolate SQL execution from controller logic, reducing SQL injection vulnerabilities across modules. Implemented training monitoring to replace email-based requests with a centralized workflow processing 100+ training requests daily across departments and ASC branches. Developed box inventory tracking for large-volume warehouse transfers and built a sales partner module to monitor and reconcile ~300,000 orders from Lazada, Shopee, and Abenson, validating pricing against uploaded pricelists and flagging pricing discrepancies for approval and downstream exports.