Joseph Jacks is the Founder and General Partner of OSS Capital. He is based in San Francisco.

Previously, Joseph was an EIR at Quantum Corporation in support of the Rook project which was subsequently donated to the CNCF (its first storage project) where he has also been involved (at the board level, in various committees and as an advisor) since inception. Joseph also founded KubeCon (now also run by the Linux Foundation's CNCF) while also founding and building Kismatic, the first enterprise-focused commercial Kubernetes company (acquired by Apprenda, subsequently acquired by ATOS). Over the preceding several years, Joseph worked at Mesosphere (now D2IQ), Enstratius (acquired by Dell Software), TIBCO Software and Talend in various sales, engineering, product and strategy capacities.

Joseph is also the founder of Open Core Summit, the global COSS ecosystem conference, run independently as a vendor0neutral community that includes the leading investment firms, cloud providers, COSS companies, analysts, F2000 enterprises and more. The first OCS occurred in San Francisco, September 19-20th, 2019, uniting nearly 1,000 attendees across 29 countries, 40 major sponsors and 100~ speakers. The second annual OCS 2020 is happening online November 4-6th with 10,000+ attendees, 200~ speakers to celebrate the meteoric growth of the COSS category.