COMPANY PROFILE · UPDATED 18 NOV 2025

Snorkel AI

Snorkel AI is a technology startup that accelerates enterprise AI application development and deployment through programmatic data labeling. The startup makes AI application development fast and practical by unlocking the power of machine…

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Founded: 2019
Headcount: 186
Open roles: 41
Last raised: Series D · Sign in to view

TECH STACK

How Snorkel AI builds

Extracted from Snorkel AI’s job postings we’ve tracked

Cloud Platforms

Amazon Web Services×10 Google Cloud×6 Microsoft Azure×5 Amazon EKS×2

Programming Languages

Python×18 TypeScript×4

DevOps & Infrastructure

Terraform×8 Docker/Kubernetes×5 Kubernetes×4 CircleCI×3

Frameworks & Libraries

pandas×5 Node.js×4 FastAPI×3

Data Engineering & Warehousing

Apache Airflow×4 Change Data Capture×3 dbt×3

Other Software & Platforms

reStructuredText×7

Databases

SQL×6

Collaboration & Productivity

Jira×5

AI & Machine Learning

PyTorch×4

LEADERSHIP

Founders & key people

Braden Hancock

Founder at Snorkel AI

Snorkel AIMeta PlatformsMIT Lincoln LaboratoryBrigham Young UniversityJohns Hopkins UniversityAir Force Research LaboratoryStanford UniversityBrigham Young University

Christopher Ré

Computer scientist

Snorkel AIDataChatUniversity of WashingtonCornell University

Paroma Varma

Founder at Snorkel AI

Snorkel AIIntelHelen Wills Neuroscience InstituteStanford UniversityUniversity of California BerkeleySociety of Women Engineers - SWEStanford UniversityUniversity of California BerkeleyMission San Jose High School

Henry Ehrenberg

Founder at Snorkel AI

Snorkel AIMeta PlatformsStanford UniversityYale School of MedicineBluenose AnalyticsYale Daily NewsStanford UniversityYale University

Vincent Sunn Chen

Manas Joglekar

Member of Technical Staff at OpenAI

OpenAISnorkel AIGoogleStanford UniversityMeta PlatformsMicrosoftStanford UniversityIIT Bombay

Alexander Ratner

CEO at Snorkel AI

Snorkel AIUniversity of WashingtonSiftpage3LPKonarka TechnologiesStanford UniversityStanford UniversityHarvard UniversityThe Lawrenceville School

Chris Ré

Founder at Snorkel AI

Snorkel AITogether AIStanford UniversityDataChat

OPEN ROLES

Hiring at Snorkel AI

View all 41 open roles →

FUNDING

Capital raised

Total raised

$235,250,000

Investors

Sv Angel Accel Greylock Lightspeed Venture Partners GvAdditionBlackRockBoston Trust WaldenIQT (In-Q-Tel)Nepenthe CapitalProsperity7 VenturesQBE VenturesStonebridge VenturesThe Bank of New York Mellon CorporationWalden International

Funding rounds

Series D
Addition, Greylock, QBE Ventures, Prosperity7 Ventures, The Bank of New York Mellon Corporation, Lightspeed Venture Partners
$100MMay 28, 2025
Series C
Addition, BlackRock, Greylock, GV, Nepenthe Capital, Lightspeed Venture Partners, Stonebridge Ventures, Walden International
$85MAug 8, 2021
Series B
Lightspeed Venture Partners, Greylock, GV, BlackRock, Nepenthe Capital, IQT (In-Q-Tel), Boston Trust Walden
$35MApr 6, 2021
Series A
Greylock, GV, IQT (In-Q-Tel)
$12MJul 13, 2020
Seed
GV, Greylock, IQT (In-Q-Tel), Accel
$3.3MJul 13, 2020