About
Andy Lyu was an early employee at TikTok, where he focused on data architecture and recommendations systems. He is now building Osmosis, a platform for real-time systems.
Likely email· guessed from name + firm domain, not firm-published
- a•••@osmosis.aireveal75% confident
Founder at OsmosisYC W25
Intro paths
YC
Andy went through Y Combinator (Winter 2025) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Brad Flora, Backing expeditions into the future — the partner who ran Osmosis's batch and knows the company first-hand. YC profile ↗
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In turn, Andy can intro founders to Osmosis's investors below.
Osmosis's investors · 5
Co-founders at Osmosis
KZ
Kasey ZhangFounder
Experience
- Osmosis (YC W25)Chief Technology Officercurrent2025 — presentSan Francisco Bay Area
- TikTokSenior Software Engineer2024San Jose, California, United States
- TikTokSoftware Engineer2023 — 2024San Jose, California, United States
- Boston UniversityTeaching Assistant2022
- Boston UniversitySystems Researcher2021 — 2022Boston, Massachusetts, United States
- TikTokSoftware Engineer Intern2022Mountain View, California, United States
- ByteDanceData Architecture Intern2020 — 2021Shanghai, China
Skills & more
Go (Programming Language)2JavaPython (Programming Language)Machine LearningGitLinuxC++Vulnerability Scanning7Cryptocurrency7Stream Data Processing
Languages Chinese · English
From Andy's professional profile.
Frequently asked questions
- Who is Andy Lyu?
- Andy Lyu was an early employee at TikTok, where he focused on data architecture and recommendations systems. He is now building Osmosis, a platform for real-time systems.
- Where does Andy Lyu work?
- Andy Lyu is Founder of Gulp and Founder at Osmosis.
- What companies did Andy Lyu found?
- Andy Lyu founded Gulp, Osmosis.
- Where did Andy Lyu go to school?
- Andy Lyu studied at Boston University (Master's degree, Computer Science); Boston University (Bachelor's degree, Computer Science).
Founder mafias
Y Combinator mafia8,773
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Boston University mafia69
Also came through, then founded or led a company.
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字节跳动 (ByteDance) mafia10
Also came through, then founded or led a company.
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+ 3 more
Same school
Also attended Boston University258
Aydin SenkutFounder & Managing Partner at FelicisVinnie LauriaFounding Partner at Golden Gate VenturesGil GorenPartner at 83NorthJames LindenbaumCo-founder at HeavybitDave BiscegliaVenture Partner at Founder CollectiveKatherine OgnibeneOperations Associate at Founder Collective
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Shared employers
Also worked at Osmosis (YC W25)1
Also worked at TikTok39
Max Marley-MurayHead of HR and Recruiting at CaladanChi-Hua ChienCo-Founder & Managing Partner at Goodwater CapitalDan BulteelMarketing executive for companies such as WPP, adidas, TikTok/ByteDance, & Build A Rocket Boy at XRCSteph HeathPeople Partner & Programs Lead at Playground GlobalSarah OrlandoTalent Associate at Radical VenturesPartick RyanInvestor at Sand Hill Angels
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+ 33 more
Also worked at Boston University37
William WooImpact at Non Sibi VenturesYousuf ShehadiTalent at AudaciousCorey ThomasChairman & CEO of Rapid7 at Underscore VCMay AlSalehInvestment Associate at Outliers VCRiddhi KhinchaSenior Analyst at CVS Health VenturesSam BisbeeVenture Partner at F-Prime Capital Partners
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