Jonathan Yin in

Jonathan Yin

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Agent Engineer at Sierra
📍 San Francisco, California, United States

Jonathan is an Agent Engineer at Sierra with a background in building AI-powered products. He previously co-founded Lifelike, a YC-backed startup focused on interactive AI stories. A Yale graduate in Computer Science and Statistics, his experience includes machine learning roles at Benchling and the Broad Institute of MIT and Harvard.

He co-founded an AI startup, Lifelike, that attracted 300, 000 users who sent over 12 million messages and generated 2. 5 million images.

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Experience
4 Years
Current Role
Agent Engineer
Job Level
Junior
Location
San Francisco, California, United States
Personality Overview

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Communication Style
Decision Approach
Work Preference

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Priorities

Topics Jonathan cares about

AI Agents
His current role as an Agent Engineer at Sierra indicates a direct professional focus on the development of autonomous AI systems.
Consumer AI Startups
Co-founded and scaled Lifelike, a YC-backed consumer AI company, demonstrating experience in building products that achieve significant user engagement.
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Career

Work history

7-2025
Agent Engineer
Sierra
3-2023 - 12-2024
Co-Founder
Lifelike (YC S23)
6-2022 - 8-2022
Software Engineer Intern
Benchling
6-2021 - 8-2021
Machine Learning Intern
Octant
1-2019 - 12-2020
Machine Learning Researcher - Regev Lab
Broad Institute of MIT and Harvard
In the press

Media appearances

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Education
2020 - 2025
Bachelor of Science - BS
Yale University
Education details unavailable
Y Combinator
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

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