Steve Zeidner is a Lead Product Engineer with 13 years of professional experience and over 15 years of total hands-on work shipping mobile products across iOS, Android, React Native, and Flutter. He specializes in health and performance apps, blending on-device ML, UX, and systems design to deliver AI-powered coaching and personalized recommendation engines at Rise Science. Previously he scaled Zero Fasting from a solo-built Android app into a staffed product while leading Android architecture and team growth. Steve runs Tinybits and founded consumer apps Castle and Pause, keeping one foot in entrepreneurship and client-facing mobile consulting. An ultramarathon runner and lifter, he applies personal health habits to product insight and design decisions. His technical toolkit spans Core ML, Apple Foundation Models, Kotlin, Swift, React Native, Flutter, Supabase, and HealthKit.
12 years of coding experience
18 years of employment as a software developer
Bachelor of Science, Computer Science and Engineering, Bachelor of Science, Computer Science and Engineering at The Ohio State University
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