Creation of an electronic invoicing system at the Latin American level for the company AVIANCA, this system is implemented for different countries such as Guatemala, Mexico, Costa Rica, Uruguay, etc. The system is designed and developed in .NET CORE 5 as back api, handling SQL SERVER database, and in the front part Angular 12, stored procedures are handled and entityframeworck is mixed, clean code architecture with pattern

Development and improvement of the Staffing system for EPSA or Celsia, developed in .NET CORE(BACK), SQL SERVER and Angular (Front), management of entityframeworck, LINQ, clean code architecture

Development and improvement of the Monarca INTRANET and Monarca DESKTOP systems, developed in C# ASP .NET, LINQ, SQL SERVER, Creation of stored procedures, use of EntityFrameworck, ASP .NET CORE, layered architecture and MVC. Functions of technical leader and developer