Jim Defrisco is a seasoned software engineer and serial founder with nearly a decade of recent experience and a multi-decade engineering pedigree building scalable web and collaboration systems. Currently co-founding Subherbia in the Bay Area, he combines hands-on full‑stack development with product instincts to create tools for growing, preparing, and sharing home-grown food. Previously a Senior Staff engineer at ServiceNow and GE Digital, he has deep experience in backend architecture, REST APIs, cloud deployments, and cross‑browser JavaScript frameworks. Jim’s career spans early device and OS work through modern cloud-native services, reflecting a practical ability to move from low-level graphics and systems programming to high-level distributed applications. He thrives in small, dedicated teams and brings a knack for turning complex domain problems into usable, scalable products.
9 years of coding experience
31 years of employment as a software developer
MS Computer Science, MS Computer Science at San Francisco State University
BS Electrical Engineering and Nuclear Engineering, BS Electrical Engineering and Nuclear Engineering at University of California, Berkeley
For a live demo of this predix UI component, visit
Contributions:1 release, 1 PR, 3 pushes in 1 year 1 month
live-demoreactpredix-uivisitjavascript
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.