Haesil H.

Haesil H. is a seasoned marketing operations professional with extensive experience across various companies, currently serving as the Senior Manager of Marketing Operations at OneSignal since April 2025. Previous roles include Lead of Marketing Operations at Ninety (2023-2025) and Marketing Operations in the Self-Service division at UserTesting (2021-2023). Additionally, Haesil has held positions such as Director of Marketing and Senior Marketing Manager at MagicLinks (2019-2021), Customer Journey Marketing Manager at Sysco (2018-2019), and Marketing Operations and Logistics Manager at UberEATS (2016-2018). Earlier in the career, Haesil worked in payment operations at Facebook (2014-2015) and completed internships at Sysco and the Austin Film Festival. Haesil holds a Bachelor of Business Administration in Marketing from the Texas McCombs School of Business.