Johann Tagle
Drop Here

Johann Tagle

Database Specialist (Design, Tuning and Development)

$25.00/hr

Paranaque, Philippines

Overview

More than 15 years experience in database architecture, development, optimization and administration as well as business intelligence, using Oracle, MySQL and PostgreSQL and MongoDB databases. Particularly interested in architecture, development and tuning to support high performance applications and back-end business intelligence and reporting. Explores and uses databases features available such as stored programs, triggers, special table types and functions to develop best-fit solutions. Also uses tools to determine Knowledgeable in data warehousing techniques and use of tools such as Pentaho Business Intelligence platform. and developing ad-hoc scripts for reporting and ETL. I was also 2012's top expert for MySQL Server in Experts-Exchange.com ... more(http://www.experts-exchange.com/expertAwards/annual.jsp?year=2012). I have also developed some tools to help me manage MySQL (https://github.com/johanntagle/modified_query_profiler and https://github.com/johanntagle/mysql_online_alter_table), though I have since used more sophisticated tools from companies such as Percona. less

Johann Tagle has added 4 portfolio pieces. Create an account to review them.

Work History and Feedback

  • Apr 2011 - May 2015

    Oracle DBA

    No feedback given

    28 hours
    $30.00 / hr
    $855.00 earned

  • Dec 2012 - Jun 2013

    MySQL Stored Procedures

    No feedback given

    8 hours
    $25.00 / hr
    $133.24 earned

  • Nov 2012 - Feb 2013

    MYSQL && MongoDB guru
    5.00
    Johann Tagle is far away the best developer i have ever worked. He has great skills and he is always available , from reporting to his knowledge he is just perfect !
    10 hours
    $25.00 / hr
    $254.25 earned

  • Nov 2012

    MySQL Syntax required for update - PHPMyAdmin
    5.00
    Thanks, Johann! Quick, professional and concise - exactly who I needed for the job. Will contact again with anything else database related, for sure!
    $30.00 earned
    Fixed Price

  • Jul 2012 - Oct 2012

    Optimize mySQL database, recommend new server hardware

    No feedback given

    2 hours
    $25.00 / hr
    $54.25 earned

  • May 2012 - Sep 2012

    MySQL DBA to help with architecture - Stored Procedures
    5.00
    Johann was a fantastic contractor, if he hadn't gone full-time elsewhere we would still have him on board.
    13 hours
    $20.00 / hr
    $260.00 earned

  • View More (7)

Johann Tagle has more jobs to show. Create an account to review them.

Tests

Name Score (out of 5) Time to Complete
MySQL 5.0 Test 4.10 Top 10% 39 mins
U.S. English Basic Skills Test 4.10 Top 20% 25 mins

Work History

86% Job Success
621 hours worked
31 jobs

Availability

Available
As Needed - Open to Offers

Verifications

Phone Number: Verified

Search for others