Founder Story

Founder Story

Building frontier technology for human mental and neurological health.

Building frontier technology for human mental and neurological health.

From planetary-scale AI to deeply human care.

From planetary-scale AI to deeply human care.

Sarah founded BlissBot to bring frontier science to human mental and neurological health — from the BlissBot App serving everyday well-being, to StarHealing’s early breakthroughs in autism solution.


Before building BlissBot, she held senior roles at technology companies like Meta and TikTok.


At Meta, she served as a tech lead, working across AI, monetization, and large-scale experimentation — helping apply cutting-edge AI to real-world applications to drive ads revenue and positive cash flow, proving what worked through large-scale experimentation, while helping build products serving billions of users worldwide.


At TikTok, she was the founding data leader of the Psychological Wellbeing pillar, helping build the technical and data foundation that turns evidence-based mental health methodology into technology products everyone can use.


In building BlissBot, she has developed extensive generative-AI-driven agent technology, with related patents filed.


Her solutions have impacted tens of thousands of lives worldwide. She has been recognized by USA Today as a “Powerhouse Entrepreneur Making an Impact in Her Industry”; Forbes has featured her perspective on the future of mental health and AI; Entrepreneur has featured her insights on mental resilience and employee wellbeing. Under her leadership, BlissBot was named “AI-powered Mental Health Solutions of the Year 2026” by Healthcare Tech Outlook. She holds a master’s degree in applied math and computer science from the University of Pennsylvania.

Sarah founded BlissBot to bring frontier science to human mental and neurological health — from the BlissBot App serving everyday well-being, to StarHealing’s early breakthroughs in autism solution.


Before building BlissBot, she held senior roles at technology companies like Meta and TikTok.


At Meta, she served as a tech lead, working across AI, monetization, and large-scale experimentation — helping apply cutting-edge AI to real-world applications to drive ads revenue and positive cash flow, proving what worked through large-scale experimentation, while helping build products serving billions of users worldwide.


At TikTok, she was the founding data leader of the Psychological Wellbeing pillar, helping build the technical and data foundation that turns evidence-based mental health methodology into technology products everyone can use.


In building BlissBot, she has developed extensive generative-AI-driven agent technology, with related patents filed.


Her solutions have impacted tens of thousands of lives worldwide. She has been recognized by USA Today as a “Powerhouse Entrepreneur Making an Impact in Her Industry”; Forbes has featured her perspective on the future of mental health and AI; Entrepreneur has featured her insights on mental resilience and employee wellbeing. Under her leadership, BlissBot was named “AI-powered Mental Health Solutions of the Year 2026” by Healthcare Tech Outlook. She holds a master’s degree in applied math and computer science from the University of Pennsylvania.

Sarah Yujia Wang, Founder, CEO and CTO of BlissBot

Sarah Yujia Wang

Founder, CEO & CTO of BlissBot