Craig Weissman Email & Phone Number

San Francisco, California, Us

San Francisco, California, Us

Duetto provides vertical SaaS to hotels for optimizing revenue and improving guest experiences. I co-founded the company, operated for 9 years as CTO, and was a board member through acquisition. I designed and built Duetto’s data warehouse and integrations, pricing and analytic engines, and revenue management applications. I hired and led the Engineering team for its first 5 years.

San Francisco, California, Us

I worked on the architecture of Okta’s Workforce Identity Cloud with a focus on long term innovation and productivity.

New York, New York, Us

Arlington, Va, Us

Seattle, Wa, Us

Woodside, California, Us

San Francisco, California, Us

I oversaw the technical direction of Salesforce.com's products including the Force.com enterprise cloud computing platform and its applications. I helped steer the development, quality, and operations organizations, led the architecture team, and helped plan our product strategy. I presented our architecture at conferences such as SIGMOD, QCon, Cloudforce and Dreamforce. For example: http://www.youtube.com/watch?v=Q9hKeA06j-w. I co-wrote this whitepaper which describes core IP: http://wiki.developerforce.com/page/Multi_Tenant_ArchitectureI helped design and build core modules of Force.com including:* The metadata layer, data dictionary, and custom schema system* The relational database design, upgrade process, and row-sharing model* The multi-tenant query optimizer and custom indexes* The web service Api and the Apex stored procedure language* The AppExchange packaging system* The Analytics and large data initiatives

San Francisco, Us

E.piphany built a comprehensive metadata-driven data warehouse and analytic application. As an early engineer: built the metadata, star schema and query engine. As Vice President: managed the Analytic Services team.E.piphany went public in 1999 and was eventually acquired by Infor.