Meet Our Team


Liliana Monge


Has over eleven years of economic development expertise, and is highly attuned to developing and managing federal funds. Previously, Ms. Monge was a redevelopment consultant at The Ometeotl Group, a redevelopment consulting firm that specializes in working with public agencies. She is a member of the Urban Land Institute, the International Council of Shopping Centers, and the California Redevelopment Association-Latino Initiative.

Gregorio Rojas

Head Instructor & CTO

Has been in the software development field across a variety of industries since 1999. Previously he was CTO and co-founder of an online real estate listings site, MySocalListings, a Director of Development at SFW, a SAAS enterprise software startup and most recently, lead developer of the Monetization team at MySpace.

Full Time Instructors

John Darragh

Sr Developer/Instructor

Has extensive experience developing business applications for the entertainment, real estate and insurance industries using Microsoft technologies. My current goal is to master the latest Microsoft User Interface technologies, apply this knowledge to practical business application development projects, and share this knowledge through development and instruction of Sabio courses.

Jimmy Muga

Sr Developer/Instructor

Most recently lead front end development efforts at TMZ where he worked closely with a variety of departments including the news staff. He supported many of the backend technologies that powered one of the most popular news sites in the country. Jimmy is also a regular speaker at CodeCamp.

Michael McGranahan

Sr Developer/Instructor

More than a decade of experience leading and contributing to projects across a variety of sectors and organizational types, has instilled in me a deep appreciation for diversity, curiosity, humility, and courage.

Victor Campos

Sr Developer/Instructor

Victor has been in the software engineering space for over 17 years. He has an extensive background in a variety of fields.

Jeremy Ramos

Sr Developer/Instructor

Jeremy has been in the software engineering space for over 14 years. He has an extensive background in a variety of fields.


Chantelle Silveira

Chief Product Officer at Ranker
Chantelle began her career at, where she launched the world’s first consumer-facing online c redit reporting and scoring platform. After the sale to the credit bureau, Experian, Chantelle helped build the social media titan, MySpace, as head of Photos and Games, two of the most highly trafficked areas of the site. She later returned to her e-commerce roots at Shopzilla, where she built the lead-generation company’s first B2C deals platform. Chantelle is now Chief Product Officer at Ranker. She holds a BS in Business from the University of California at Berkeley and an MBA from the University of California at Los Angeles.