Joel Spolsky

Before co-founding HASH, Joel set up Stack Overflow alongside Jeff Atwood, serving as its CEO from 2008-2019, prior to its acquisition for $1.8bn by Prosus.

Joel also invented and co-founded Trello, which he served as the Chairman of from 2014 to 2017 until its sale to Atlassian for $425m.

In 2000, Joel founded Fog Creek Software, which later became Glitch and was acquired by Fastly.

HASH is Joel's fourth business, which he co-founded alongside then Soho Strategy Managing Partner, Dei Vilkinsons, and the former Fog Creek Software CTO, Jude Allred

Joel is the author of the popular Joel on Software blog, served as a paratrooper in the Israeli army, graduated from Yale University in 1991, and spent time on the Excel team at Microsoft where he was the program manager responsible for the launch of VBA in Excel 5.0. He is the author of four books, an LED art enthusiast, and devotee of both Barry’s Bootcamp and Burning Man.