Kulbir Saini is passionate about Open Source software development and is a part of the Fedora Project since a year. He proposed an idea of intelligent caching (IntelligentMirror, https://fedorahosted.org/intelligentmirror/ ) for the same content served from several mirrors which was selected and funded by Google Inc. for Google Summer of Code 2008. He was guided by The Fedora Project and JBOSS.org for the same. While developing this project, he became a squid hacker and developed another project called videocache ( http://cachevideos.com/ ) which caches the dynamically served videos from various online video portals like Youtube, Google Videos etc. This is currently being used by ISPs in more than 5 coutries . He also contributed to Padma (a Mozilla Firefox extension to display Indic scripts). He wrote Unicode mapping for Marathi True Type font Shree-Dev-0714.

Apart from open source, he is also interested in network security. He derives pleasure from finding loopholes in a computer network. In past, he has won hacking contests at his university, placed rootkits etc. for fun. His recently spotted a vulnerability in the Google Authentication Service. He is also interested in host based performance enhancement at operating system level and his recommendations have appeared in Fedora Weekly Newsletter. He has been the System Administrator at his university where he managed proxy, mail, web, computational and dns servers along with the wireless network.

His interests also includes CMS based web development and Drupal is his favorite CMS. He is an expert in Drupal module development and has worked on several module development projects in social networking domain. Apart from working, he loves writing blogs. He writes technical articles about his open source development adventures. He has been writing blogs regularly since last three years and has explored SEO in details. He also mentors computer science students for Open Source projects in his free time.