Ryan Choi

Ryan Choi is currently a Software Engineer at Y Combinator, where he was hired as the seventh engineer on the internal software development team. Prior to joining the startup accelerator in 2019, he served as the Director of Engineering at Zuora, managing technical teams focused on enterprise billing and subscription management software. Choi also brings direct entrepreneurial experience to his current position, having previously founded StyleUp, a consumer technology startup that participated in the Y Combinator Winter 2013 batch. His earlier career encompasses diverse operational and technical roles across several high-growth technology enterprises, including working in strategic partnerships at Twitter, serving as a Product Manager at Lyft, and operating as an early software engineer at Salesforce. Choi's professional background reflects a sustained focus on scaling software engineering operations, developing consumer products, and supporting the broader startup ecosystem.