chx's picture
Current Role(s): 
Performance/Edge case engineer
Tag1 Consulting
Integral Vision Ltd
Founder, tech lead
Migrate Rocks

Professional Info

Companies Worked For
Vogel Publishing, Enternet, Arcanian, NowPublic,, MongoDB

Personal Info

Languages spoken: 


On for 13 years 8 months

Over 100 edits
Drupal Contributions: 
  • mentored countless contributors
  • Wrote and edited articles and books
  • Gave dozens of presentations
  • I was the first contributor to get 1000 core mentions.
  • I had a significant role in developing and maintaining significant portions of core, among them:
    1. Form API Drupal 4.7- Drupal 7
    2. Menu system Drupal 6-7 (own invention)
    3. Queue system Drupal 7
    4. Testing module Drupal 7
    5. Database abstraction layer in Drupal 7
    6. Field system in Drupal 7
    7. Entity storage in Drupal 8
    8. Twig integration and autoescape in Drupal 8
    9. Secure PHP storage in Drupal 8 (own invention)
    10. Migrate subsystem in Drupal 8
Areas of Expertise: 
Edge Case Engineer
Drupal Events: 
Drupal conference at FOSDEM 2005 (Antwerp, Belgium)
DrupalCon Amsterdam 2005
Drupal conference colocated with the Open Source CMS and Blogging Tools Summit (Vancouver, Canada)
Drupal conference 2006 (Brussels, Belgium)
OSCMS 2007, Sunnyvale
DrupalCon Barcelona 2007
DrupalCon Boston 2008
DrupalCon Szeged, Hungary 2008
DrupalCon DC 2009
DrupalCon Paris 2009
DrupalCon San Francisco 2010
DrupalCon Copenhagen 2010
DrupalCon Chicago 2011
DrupalCon London 2011
DrupalCon Denver 2012
DrupalCon Munich 2012
DrupalCon Portland 2013
DrupalCon Prague 2013
DrupalCon Austin 2014

Credited on 19 issues fixed in the past 1 year


Drupal Association Signature Supporting Partner

chx helps support and grow the Drupal community with the Drupal Association.

My mentors: 
Gábor Hojtsy’s picture
Dries’s picture
Steven’s picture
Kjartan’s picture
dlhubler’s picture
dww’s picture

124 people list chx as a mentor

I contributed Drupal patches
I contributed Drupal modules
I contributed Drupal themes
I contributed Drupal installation profiles
I contributed to Drupal issue queues
I contributed to
I contributed Drupal documentation
I contributed Drupal translations
I contributed Automated tests
I reviewed Project applications
I provide Drupal-related services
I help mentor new contributors