Y Combinator · W23
Y Combinator Winter 2023 startups
RemJobs lists 205 startups from Y Combinator's Winter 2023 batch. 144 of the 205 startups are based in the United States, and 80 in San Francisco. Between them they are in 22 countries and 53 cities. 18 are hiring remotely.
Updated
- startups
- 205
- countries
- 22
- cities
- 53
- hiring remotely
- 18
Winter 2023 startups
- ResendYC W23The best way to reach humans instead of spam folders. Deliver transactional and marketing emails at scale. San Francisco, United States Remote: Europe, Latin America +1
- Kivo HealthYC W23Kivo Health provides AI-powered virtual care for seniors with chronic disease, starting with lung care. We keep people out of the hospital and save payers $8k+ on average per… San Francisco, United States Remote: United States
- RollstackYC W23At Rollstack, we are revolutionizing the way businesses share and communicate data and insights. Organizations worldwide rely on slide decks and documents to make informed… New York City, United States Remote: Brazil, Canada +4
- DepotYC W23Depot provides fast source control, builds, CI runners, sandboxes, caches, and registries to ship reliable software at machine scale. Remote: Europe, United Kingdom +1
- EscapeYC W23Replace legacy scanners and manual offensive security processes with AI agents that discover, test, and remediate directly in your engineering workflows. New York City, United States Remote: United Kingdom, Sweden
- LatentYC W23At Latent, we're building medical language models to tackle the trillions of operational overhead weighing down healthcare. Our flagship product streamlines authorizations for… San Francisco, United States Remote: United States
Members only
199 more W23 startups
Unlock the full list, every company on the map, and their founders, emails, LinkedIn and careers pages.
Where they are
34 more in other countries or with no known location
Hiring remotely
18 startups from W23 had at least one open remote role when their job boards were last read, 83 remote roles between them.
Other batches
Questions
How many startups are in Y Combinator's Winter 2023 batch?
RemJobs lists 205 startups from the Winter 2023 batch (W23) as of Oct 2, 2026, including Resend, Kivo Health, Rollstack, Depot and Escape. The count covers the companies we have found, which may be fewer than the batch itself.
Where are Y Combinator Winter 2023 startups based?
144 of the 205 startups are based in the United States, and 80 in San Francisco. Between them they are in 22 countries and 53 cities. By country: United States (144), Canada (6), Germany (6), India (6) and Colombia (3).
Which W23 startups are hiring remotely?
18 startups had open remote roles when their job boards were last read, 83 remote roles between them, including Resend, Kivo Health, Rollstack, Depot and Escape.
Can I contact the founders of W23 startups?
Each company has a free public profile. 26 of them have founder names on file, and members see the founders, their emails where found, LinkedIn and careers pages, and every company on the map.
Companies come from public sources: their own websites, public startup directories and accelerator portfolios, and their public job boards (Greenhouse, Lever, Ashby), which were last read through Oct 2, 2026. A company that is missing or out of date can write to us from the footer.