Since the company started in August of 2011, millions of people have begun learning to program using the site. Codecademy has worked with organizations like The White House, the Government of Colombia, American Express, Rakuten, and more.

Prior to founding Codecademy, Zach was a student at Columbia University. He has worked in product and business development/strategy capacities at startups including GroupMe (sold to Skype) and drop.io (sold to Facebook). He also has experience in the venture capital industry with AOL Ventures, the venture capital arm of AOL.

Zach and Codecademy have been honored by many publications. TIME Magazine called Codecademy one of the "50 Best Websites of 2012," while TechCrunch awarded Codecademy the "Best Education Startup" Crunchie Award in 2013. Zach has been named to Inc. Magazine's 30 Under 30 list, along with Forbes Magazine's 30 Under 30 list. The City of New York named him a New York City Venture Fellow in 2013.