Though undrafted out of college, Fondy turned professional in 2011 when he signed with the Pittsburgh Riverhounds of the USL Pro league, and made his professional debut on April 9, 2011, in a game against Richmond Kickers.[2] He scored his first professional goal on May 21, 2011, in a 2–0 win against F.C. New York.[3]
After a stint with Chicago Fire in 2014, Fondy signed with Louisville City of the USL in January 2015.[6] He scored his first goal for Louisville City against the Tulsa Roughnecks at Slugger Field on April 25.[7]
On September 2, 2015, Fondy set a new USL single season goal scoring record with a hat trick against Harrisburg in a 4–0 win, giving him 21 goals on the season.
Although no longer in his playing career, Fondy has stayed heavily involved in the sport. Together with Cody Pillon, Fondy co-founded Oakland Genesis, a cost-free youth club in Oakland, CA who view soccer as a tool to empower, educate, and inspire Oakland's leaders of tomorrow.[15] The club provide competitive coaching, academic support, and transportation for all of their players, free of cost. In addition to co-founding the club, Fondy is a coach for some of the program's boys' teams.
Fondy has remained actively playing for various San Francisco Bay Area amateur clubs. Including Oakland SC of the National Premier Soccer League,[16] San Francisco Metro,[17] and Inter San Francisco.[18]