• Enhanced and support internal and external website using Visual Studio 2019, ASP.NET 4.8, ASP.NET Core 3.1, C#, SQL Server 2017, Entity Framework, ADO.NET, JavaScript, JQuery, JSON, CSS, Razor, Bootstrap, Linq, Agile and Jira.

• Implement SSO for external website by using Sustainsys.Saml2.

• Developed fax processing project.

• Enhanced and support internal and external website using Visual Studio 2019, ASP.NET 4.8, ASP.NET Core 3.1, C#, SQL Server 2017, Entity Framework, ADO.NET, Telerik, JavaScript, JQuery, JSON, CSS, Razor, Linq, Endeca, Agile and Jira.

• Designed and implemented company’s 3rd party web service using ASP.NET Web API.

• Act as the CLE technical expert in solution implementation or provide guidance to other developers using C#. ASP.NET, Visual Studio 2019 and SQL Server 2017.

• Upgraded legacy project to use API Management

• Upgraded old Badge Printers and some other old website features.

• Created custom controls and classes for the web application using Visual Studio 2008, ASP.NET3.5, C#, ADO.NET, Telerik, Ajax Toolkit, Linq, JavaScript, CSS and SQL Server 2008.

• Designed and implemented class structure and web UI for web application using Visual Studio 2008, ASP.NET3.5, C#, ADO.NET, Telerik, Ajax Toolkit, JavaScript, CSS and SQL Server 2008.

• Enhancement new functionalities for existing web application.

• Responsible for unit testing.

• Designed and implemented class structure and web UI for recertification web application and user management system, using Visual Studio 2008, ASP.NET3.5, C#, LLBLGen Pro, Ajax Toolkit, JavaScript, CSS and SQL Server 2005.

• Unit tested recertification web application, deployed and integrated the application with other systems.

• Developed new functionalities for existing web form, windows form and desktop application.

• Developed SNMP Monitor system which configured all sensors and monitored their latest /history status using C#, ASP.NET 2.0 controls, SQL Server 2005, bar/chart and Ajax.

• Designed and implemented an application to automatically synchronize information between Active Directory and DotNetNuke with LDAP technology and scheduler in DNN using ASP.NET 2.0 and Ajax.

• Created Employee Calendar System that helps HR department to manage vacation, sick days and other take off days, using ASP.NET 2.0, SQL Server 2005 and Telerik controls.

• Developed Job System web application for Sales department which is the upgraded version of existing windows application that could display, filter and sort all client and job information from Firebird database.