| Title | Event | Location | Date |
| The MDB: Overview of its architecture, interfaces, and development | SDSC's Scientific Computing Division Meeting | San Diego, CA | 2003-08-01 |
| A tour of the MDB | EDG & JAT Lab Meeting | San Diego, CA | 2003-08-08 |
| The MDB: An overview | TSRI Graduate Class on Metalloproteins | San Diego, CA | 2003-11-13 |
| Title | Event | Location | Date |
| How Programmers Can Help Solve Problems In Bioinformatics | OSCON (PHP Lighting Talks) | San Diego | 2002-07-26 |
| Making your (coding) life simpler | SDPHP monthly meeting | San Diego | 2003-06-05 |
| PHP: The Language. The Ecosystem. | COSST Symposium (http://cosst.ieee-occs.org/) | Newport Beach, CA | 2003-10-18 |
| PHP: Una visión global | Charla en IDAT | Lima, Perú | 2005-06-04 |
| Title | Event | Location | Date |
| PHP 5 y PEAR: Una visión global | Linux Developer Day 2005 | Lima, Perú | 2005-04-09 |
| PHP 5 y PEAR: El código y la comunidad global | COMSYS 2005 | Huancayo, Perú | 2005-07-08 |
| Title | Event | Location | Date |
| Open Source Solutions for Collaborative Application Development | Center for Computational Science, Tulane University | New Orleans | 2004-01-27 |
| It's a WikiWikiWorld | SDSC Tech Seminar Series | San Diego | 2004-06-24 |
| Title | Event | Location | Date |
| Creating Web Services for a Web Application with XML and PHP | OSCON | San Diego | 2002-07-24 |
| Creating and Using Multi-protocol Bioinformatic Web Services | Bioinformatics Technology Conference (BioCon 2003) | San Diego | 2003-02-06 |
| Data Sharing in Bioinformatics: Using the MDB's Web Services | 225th ACS National Meeting | New Orleans, LA | 2003-03-25 |
| Overview of Web Services | SDPHP monthly meeting | San Diego | 2004-05-06 |
| Introducción a Servicios de Web | Universidad Peruana Cayetano Heredia | Lima, Perú | 2005-04-26 |
| Title | Event | Location | Date |
| Processing XML with PHP - An Introduction | SDPHP monthly meeting | San Diego | 2002-08-26 |
| Title | Event | Location | Date |
| Introducción al Uso de Sistemas de Control de Versiones | DUI | UPCH | 2008-02-01 |
| Introducción al uso de Bazaar como SCV | DUI | UPCH | 2008-02-15 |
| Title | Event | Location | Date |
| El Proyecto PEAR | Involucrate+Gnome 2008 | Lima, Perú | 2008-03-08 |
| Title | Event | Location | Date |
| Buenas prácticas de programación en PHP | VI CRESCITEC 2007 | Puno, Perú | 2007-10-22 |
| Title | Event | Location | Date |
| Metodología Ágil para el de Desarrollo de Software | DUI | UPCH | 2008-02-04 |