
Levi S. Lian
Co-founder & CEO at Raycaster, AI for life sciences
New York, New York, United States
Joined August 2025
Network
8.2K connectionsVNETAZ
ASJKLA
ASRKAS
ETHLWT
DBVT
JBAG
BGMIBI
Summary
Levi S. Lian is an accomplished software engineer, product manager, and co-founder with a strong background in AI and life sciences. He is currently the CEO and Co-Founder of Raycaster (YC F24), an AI copilot designed to automate and accelerate research-intensive workflows in the biopharmaceutical industry. His work at Raycaster is inspired by a deep understanding of the challenges in drug development, stemming from his family's medical and pharmaceutical background. highperformr+3
With experience at major tech companies like Uber and Intuit as a Product Manager, Levi has a proven track record in product innovation and leadership. He has also been a fellow at prestigious venture capital firms including Accel, 8VC, and True Ventures, indicating his strong ties to the startup ecosystem and his interest in building impactful companies. highperformr+2
Levi is a prolific academic researcher with several publications in the field of Artificial Intelligence, including topics like GANs, toxic comment classification, acoustic modeling, and algorithmic fairness, primarily from his time at Stanford University. This strong academic foundation in AI underpins his current venture in applying advanced AI solutions to complex scientific and engineering problems. google+1
Beyond his professional and academic pursuits, Levi is actively involved in the entrepreneurial community. He has been an organizer for TreeHacks, a prominent collegiate hackathon, and is a noted angel investor, having successfully referred multiple startups to Y Combinator that went on to raise significant funding. He also engages in personal writing on his Substack, covering topics like sustainability and personal reflections, and enjoys social dancing. 8vc+2
Levi's expertise extends to software engineering, with experience in distributed systems, cloud computing, and full-stack development. He has contributed to projects focused on improving data processing speeds, enhancing system scalability, and optimizing legacy codebases, demonstrating his capability to deliver high-impact technical solutions in fast-paced environments. highperformr+1
Work
Education
Writing
From Credentials to Credibility: Introducing MeritFirst
October 8, 2025An article discussing meritocracy and building MeritFirst to help companies assess real-world ability.
Levi's 2021 Year in Review
January 31, 2022A personal reflection focusing on building relationships, exploring ideas, and having fun.
Reimagining the Abstract Image: Using GANs to Develop Minimal Sketches of Real Object Images
January 1, 2020Toxic Comment Classification with Unintended Bias
January 1, 2019Accountable: Achieving Goals with Accountability
January 1, 2019Real-time Acoustic Modeling with Convolutional Neural Networks
January 1, 2018Fair Machine: A Crowdsourcing Platform for Human Conceptions of Algorithmic Fairness
January 1, 2018Using POMDPs to Learn Language in a Spatial Reference Game
The secret to Uber's growth and loyalty game
An in-depth look at how Uber Cash evolved and its role in customer loyalty.
Hobbies
Enjoys running TreeHacks, nofiltertalks, cultivating a Stanford PM community, and social dancing. 8vc
Similar profiles
GR
Gopal Raman
Principal at South Park Commons
8.7K connections
CRCorinne Riley
Founding Investor and Board Member at Cogent Security
24K connections
KMKatie Mishra
Partner at Khosla Ventures
30.3K connections
BJBihan Jiang
Product Lead at Decagon
7.4K connections
ATAndrew Tan
Startup Helper at Humans
24K connections
ARAneel Ranadive
21.2K connections