Christian Ulate

Senior Oracle Database Administrator at EX2 Outcoding / PerkinElmer
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Contact Information
us****@****om
(386) 825-5501
Location
CR
Languages
  • Spanish Native or bilingual proficiency
  • English Professional working proficiency
  • French Limited working proficiency
Skills

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Ricardo Gamboa

En mi condición de Oracle DBA puedo decir que Christian es un excelente profesional, desarrolló varios proyectos con soluciones Oracle y siempre demostró compromiso y una excelente actitud.

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Credentials

  • Oracle Database 10g Real Application Clusters Administrator Certified Expert
    Oracle
    Nov, 2011
    - Nov, 2024
  • Oracle Database 11g Performance Tuning Certified Expert
    Oracle
    May, 2011
    - Nov, 2024
  • Oracle Database 11g Administrator Certified Professional
    Oracle
    Jul, 2010
    - Nov, 2024
  • Oracle Database 10g Administrator Certified Professional
    Oracle
    Apr, 2009
    - Nov, 2024

Experience

  • EX2 Outcoding
    • IT Services and IT Consulting
    • 100 - 200 Employee
    • Senior Oracle Database Administrator
      • Jun 2011 - Present

      Created, tested and provided administrative support to Production, Non production and Stand By databases using Data Guard and Grid Control on Linux, Windows and Cloud environments. Performed inter-platform migrations, installing, patching, tuning and configuring products, backup & recovery using RMAN, DB restructuring and continuity plan. Resolved CRM Cases regarding technical, performance, migration and some other issues. Provided troubleshoot support to Customer’s issues remotely and on site. Supported the migration team to develop the utility to migrate application schemas to newer versions on several Oracle versions and releases. Performed PL/SQL development and tuning.

  • Trango Consultores
    • Costa Rica
    • Information Technology & Services
    • 1 - 100 Employee
    • Oracle Database Administrator
      • Aug 2007 - May 2011

      Brought technical support and database administration to several Oracle environments 7,8i, 9i, 10g and 11g for different customers on different platforms (Windows, Linux, Solaris, HP-UX). · Performed inter-platform migrations, tuning, installing, patching and configuring products, backup & recovery using RMAN, DB restructuring and continuity plan. · Provided administrative support to Oracle Real Application Cluster (RAC) and Automatic Storage Management (ASM). · Installed, configured and administered OEM, ASM, Grid Control, RAC and Oracle Data Guard. · Identified, resolved, or provided recommendations to different kinds of performance problems ranging from database performance to I/O and hardware, and memory analysis. AWR and Statspack analysis. · Developed packages,functions and stored procedures in production and development databases. · Used several Oracle utilities such as SQL Loader, Log Miner, Flashback. · Developed Unix and Linux Shell scripts to automate database operations and database monitoring. · Installed and managed several versions of Oracle Application Server (10.1.2, 10.1.3). Deployed and configured applications using OAS. · Provided 24x7 on call production support.

  • CNET TECHNOLOGY SYSTEM
    • Costa Rica
    • Information Technology & Services
    • 1 - 100 Employee
    • Visual Studio .NET developer
      • Feb 2007 - May 2007

      As part of this job I had to migrate a financial application from Visual Basic 6 to Microsoft .NET 2005 using C# language. During this time, I had meetings with the customer to define the requirements of the new system and designed and developed the application according to the requested requirements. As part of this job I had to migrate a financial application from Visual Basic 6 to Microsoft .NET 2005 using C# language. During this time, I had meetings with the customer to define the requirements of the new system and designed and developed the application according to the requested requirements.

  • Universidad de Costa Rica UCR
    • Costa Rica
    • Information Services
    • 700 & Above Employee
    • Technical Support Assistant
      • Mar 2003 - Dec 2006

      I worked providing technical support to teachers, administrative staff and students with their hardware and software. Setting up brand new computers, installing software and printer software. Also helped resolving network issues. I worked providing technical support to teachers, administrative staff and students with their hardware and software. Setting up brand new computers, installing software and printer software. Also helped resolving network issues.

Education

  • Universidad de Costa Rica UCR
    Bachelor's degree, Computer Science Engineering
    2003 - 2007

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