Market landscapes / Training Data / Expert Data & RL Environments for Frontier Labs
Snorkel
Specialised training data and evaluation environments for frontier AI. Snorkel AI develops expert-curated datasets, benchmarks, and custom environments that help frontier models and agents perform in high-stakes domains.
Expert Data & RL Environments for Frontier Labsalso: Training Data Curation & Management501-1,000 peoplesnorkel.ai ↗
Updated 9 November 2026
Hiring now
From Snorkel's own jobs board, checked every week.
Selling into government. One of its open roles is aimed at government and defence buyers.
With a recruiter on the list, it is preparing to hire at a faster pace.
Where the roles are
Against its sector
Snorkel has the second most open roles in Expert Data & RL Environments for Frontier Labs, after Mercor. 17 of the 67 active companies in this sub-sector are advertising roles.
Who Snorkel competes with
The other active companies we file under Expert Data & RL Environments for Frontier Labs, sorted by how much they are hiring.
Where this fits
Expert-generated data and reinforcement learning environments, sold almost entirely to the frontier labs. It exists because the labs decided data produced by specialists was worth more than more volume scraped from the open internet.
We track hiring and team changes across all 174 companies in Training Data.
Our talent report for this sector shows how Snorkel's team compares with its competitors.
What is in it:
- Every company's team size, side by side, grouped by sub-sector
- Who grew their team over the last year, and by how much
- Who is losing people: attrition for each company, against the sector average
- Who is hiring right now, and how many open roles each has
I am Ben Jackson. I map this market, and I hire the commercial teams inside it: sales, marketing, product and delivery.
If you are building a team at a company like Snorkel, want to work at one, or think Snorkel is filed in the wrong place, put 20 minutes in my diary.
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