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…

Redwood City, CA · New York City, NY · San Francisco, CA

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Founded: 2019
Headcount: 186
Open roles: 39
Last raised: Series D

Snorkel AI website

TECH STACK

How Snorkel AI builds

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

Programming Languages

Cloud Platforms

Amazon Web Services×7 Google Cloud×4 Microsoft Azure×4

Frameworks & Libraries

pandas×5 FastAPI×2 Node.js×2

AI & Machine Learning

PyTorch×3 Hugging Face×2 LlamaIndex×2 Transformers×2

DevOps & Infrastructure

Terraform×5 Docker/Kubernetes×2

Data Engineering & Warehousing

Apache Airflow×4 Apache Spark×3

Databases

SQL×3 Chroma×2

Collaboration & Productivity

Security & Identity

CRM & Sales Tools

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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

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OPEN ROLES

Hiring at Snorkel AI

View all 39 open roles →

FUNDING

Capital raised

Total raised

$235,250,000

Investors

Sv Angel Accel Greylock Lightspeed Venture Partners Gv Addition BlackRock Boston Trust Walden IQT (In-Q-Tel)Nepenthe Capital Prosperity7 Ventures QBE Ventures Stonebridge Ventures The Bank of New York Mellon Corporation Walden International

Funding rounds

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

Funding data via Diffbot, SEC EDGAR filings and company announcements — each round names its source

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TAGS

Categorized in

Industry

AI & Machine Learning Data Labeling & Evaluation AI Infrastructure

Investors

Sv Angel Accel Greylock Lightspeed Venture Partners Gv

Industries

Software Companies Artificial Intelligence Software Data Science And Machine Learning Platforms Data Management Software Software As A Service Companies

Collections

Has Woman Founder

Tech Stack

Mysql Php Python React Amazon Web Services Wordpress Google Cloud Platform

LOCATIONS

Where they work

Snorkel AI offices

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New York City, NY
Redwood City, CA55 Perry St
San Francisco, CA

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