Systrom, for his part, will be interviewed on stage by TechCrunch's editor-at-large, Josh Constine. Since selling his photo-sharing app to Facebook in 2012, it has grown to over 1 billion users and introduced several new features, including IGTV and Snapchat competitor Stories.
Noxon, who will speak as part of the SXSW Film conference, has spent years in the television industry, overseeing such projects as HBO's Sharp Objects and Bravo's Girlfriend's Guide to Divorce.
Among the featured speakers are filmmaker Jason Blum, former Uber engineer Susan Fowler, architect Bjarke Ingels, The Dresden Dolls singer Amanda Palmer and Upworthy co-founder Eli Pariser.
"As a premiere destination for innovation and creative discovery, SXSW is proud to begin our 2019 season by announcing a strong and dynamic group of leaders, storytellers and visionaries holding important conversations about the challenges and opportunities ahead of us," said SXSW chief programming officer Hugh Forrest.
SXSW 2019 will take place in Austin from March 8 to 17.
A version of this article was originally published by The Hollywood Reporter.