Emmerel Software Systems is me, Michael Lopez, a computer consultant and full-stack developer located in New York.

I specialize in IBM System i and Microsoft development on desktop, web, and mobile platforms.

I’ve been in this industry for over 25 years and have worked in NYC and Long Island, addressing many problem domains and vertical applications such as Accounting, Inventory Control, International Trade (Customs House Brokerage), Insurance, and others.

My technical skills include:

• IBM System i
  • RPG (II to ILE), Free Form
  • ILE
  • CL, DDS, DSPF, CMD, MNU, MSGF, PRTF
  • Subfiles
  • Service Programs
  • TCP/IP
  • RJE
  • EDI
  • SQL and Embedded SQL
  • UDF, Stored Procedures, etc.
  • Native Java
  • System Administration
  • Aldon/CMS (Rocket Software)
    
• Microsoft
  • .Net
    • C#, Vb.Net
    • Windows Services
    • WCF, REST, AJAX
    • ASP.Net (Blazor, WebForms, MVC), Javascript, TypeScript, jQuery, AngularJS, AJAX Server Controls, etc.
    • WinForms, WPF, MVVM
    • Design Patterns
    • Enterprise Library
    • LINQ
    • Generics
    • Async/Await
  • Team Foundation Server
  • IIS
  • A/D, Federation Services
  • O/S and System Administration
  • SQL Server (DB Design, TSQL, UDF’s, SP’s), Administration (Installation, replication, maintenance, etc.)
  • COM, ActiveX (Good ol’ VB6)
  • DOS (Basic, C++, TurboVision, Assembly – Interrupt 21 anyone?)
    
• Mobile
  • iOS, Android, Windows Phone using Xamarin
    
• Eclipse (Java)

Contact me at michael.lopez@emmerel.com