Edward Kim grew up in Los Angeles. His mother, Sheena, is a South Korean immigrant. He studied electrical engineering at Stanford University and earned bachelor's and master's degrees.
Before Gusto he co-founded and ran Picwing, a photo-printing startup that was acquired in 2011.
In 2011 he co-founded ZenPayroll with Joshua Reeves and Tomer London. It launched on December 11, 2012 and was renamed Gusto in September 2015. Kim is chief technology officer.
Gusto raised $50M at a $1B valuation in December 2015 and $200M at $3.8B in July 2019. It was valued at $9.6B in 2023.