Scroll To View More
Hire the top 3% of freelance developers
toptal.com
Call us: +1.888.604.3188
Juan Romero, SQL Developer in Mexico DF, Mexico
Juan Romero

SQL Developer in Mexico DF, Mexico

Member since June 27, 2015
Juan is a skilled problem solver as well as a creative and self-taught programmer with more than 11 years of experience developing commercial applications and almost 20 years of programming experience on multiple languages. He is a dedicated and efficient individual, and a great communicator.
Juan is now available for hire
Hire Juan

Portfolio

Experience

  • SQL, 15 years
  • JavaScript, 9 years
  • VB.NET, 9 years
  • ASP.NET, 9 years
  • PHP, 7 years
  • jQuery, 3 years
  • CodeIgniter, 3 years
  • Android, 2 years
Mexico DF, Mexico

Availability

Part-time

Preferred Environment

Win, Linux, Eclipse, NetBeans, Android Studio, SVN

The most amazing...

...thing I've coded is a wrap-around 2D partitioned space collision system for a space shooter mobile game.

Employment

  • Applications Analyst

    2007 - PRESENT
    Petróleos de Venezuela S.A. (PDVSA)
    • Design and develop web-based applications.
    • Develop many information systems using PHP, MySQL, Oracle, and PostgreSQL.
    • Migrate ASP and ASP.NET web applications to PHP language.
    • Design, develop, implement, and maintain a web application for the flow of mail to the Presidential Office of PDVSA. The system includes interfaces with pre-existing applications to handle the generation of instructions for employees and activities coordination.
    • Work with multidisciplinary teams.
    Technologies: ASP, ASP .NET, PHP, MS SQL, MySQL, Oracle, PostgreSQL

  • Applications Analyst

    2007 - 2007
    Proyectos y Servicios Integrales, C.A. (PSINCA)
    • Designed and developed web-based applications.
    • Managed and supported ASP and ASP.NET web applications.
    Technologies: ASP, ASP .NET MS SQL, ORACLE, MySQL, MS Access

  • Technical Support and Programmer

    2005 - 2006
    E&G Asesores C.A.
    • Provided support for the Administrative Application SAINT which included modules Payroll, Accounting, Sales, Inventory, and Banks.
    • Developed desktop-based solutions for systems integration, included SAINT software.
    • Other responsibilities included computers and networking technical support, database repair, and hard disk data backup and restoring.
    Technologies: Saint, MS SQL Server, VB.NET, Turbo Pascal, dBase

  • Technical Support and Programmer

    2004 - 2005
    Edinet Asesores C.A.
    • Provided support for the administrative application SAINT which included modules Payroll, Accounting, Sales, Inventory, and Banks.
    • Developed desktop-based solutions for systems integration, included SAINT software.
    • Other responsibilities included computers and networking technical support, database repair, and hard disk data backup and restoring.
    Technologies: Saint, MS SQL Server, VB.NET, Turbo Pascal, dBase

  • Analyst Programmer

    2003 - 2004
    Farmacias Unidas S.A.
    • Developed administrative application modules using Clarion 5.
    Technologies: Clarion 5

  • SAINT Administrative Software Support and Analyst Programmer

    2001 - 2002
    Tecnosistemas 2000, C.A.
    • Provided support for the administrative application SAINT which included modules Payroll, Accounting, Sales, Inventory, and Banks.
    • Developed desktop-based solutions for systems integration, included SAINT software.
    • Managed MS SQL Server databases, including backups and generating special reports.
    • Migrated dBase-based administrative systems data to MS SQL-based administrative systems.
    • Provided computer and networking technical support.
    Technologies: Saint, MS SQL Server, VB.NET, Turbo Pascal, dBase

Experience

Skills

  • Languages

    PHP, JavaScript, HTML, VB.NET, SQL, Batch, XML, Java, C#, VBScript, Assembler, BASIC

  • Frameworks

    LibGDX, CodeIgniter, ASP.NET, ASP, Bootstrap, Unity, PhoneGap

  • Libraries/APIs

    jQuery, Underscore.js, Handlebars, jQuery Mobile

  • Tools

    Eclipse IDE, Visual Studio, Gimp, Turbo Pascal, Visual Studio .NET, Microsoft Access, Blender, Android Studio, Adobe Photoshop

  • Platforms

    Windows, NetBeans, Android, Linux, Windows Server, Oracle

  • Storage

    Microsoft SQL Server, JSON, MySQL, PostgreSQL

  • Other

    Active Directory

  • Paradigms

    Agile Software Development

Education

  • Bachelor's degree in Computer Engineering
    1999 - 2006
    Dr. Rafael Belloso Chacín University - Maracaibo, Venezuela
Certifications
  • Mobile Cloud Computing with Android
    APRIL 2015 - PRESENT
    University of Maryland and Vanderbilt University - Coursera
Hire the top 3% of freelance developers
toptal.com
Call us: +1.888.604.3188
To view more profiles, join ToptalJoin Toptal
I really like this profile
Share it with others