Eugene Mandel is currently the Senior Data Engineer at Jawbone. He was previously the CTO of CatchFree, an online service that makes it easy to find the best free solution for anything from streaming music to managing projects online. CatchFree was founded by Sean Ellis, and funded by Polaris Ventures, True Ventures, Index Ventures and First Round Capital. Prior to CatchFree, Eugene was co-founder of MustExist, a social media curation service for websites. Previously, Eugene was co-founder and chief architect of jaxtr. Jaxtr links your phone to the Web, so you can hear from callers worldwide while keeping your existing phone number private and so you can call people anywhere in the world directly from your mobile without paying expensive international toll charges. Before jaxtr, Eugene was a Software Engineer at Trovix and Sr. Software Engineer at FaceTime Communications. He holds a BS in computer science from Technion-Machon Technologi Le' Israel.