Hot open-source startups hiring
First on the list in November 2026: Metriport, RAPIDFORT and Sim.
Latest to raise: Metriport, which raised $26M Series A in September 2026. Updated , using Saywise's data on startup funding and open roles. See how we rank them.
Find my matchesThe top 19, November 2026
1
Metriport
Healthcare data infrastructure for next generation care delivery.
Raised $26M Series A in September 2026
5 new roles in 30 days
YC S22
Investors: Y Combinator, Matrix
20open roles$120k – $350k a year
2
RAPIDFORT
Eliminate up to 99.9% of CVEs Continuously without Code Changes
Raised $42M Series A in February 2026
7 new roles in 30 days
Investors: Blue Cloud Ventures, Forgepoint Capital
19open roles$120k – $245k a year
3
Raised $7M Series A in November 2025
4 new roles in 30 days
YC X25
Investors: Y Combinator, Standard Capital
11open roles$100k – $250k a year
- 4
LiteLLM
The industry-standard AI Gateway platform for models, agents, and MCPs.
6 new roles in 30 days
YC W23
Investors: Y Combinator, Pioneer Fund, Gravity Fund
24 open roles$50k – $350k a year
- 5
Raised $100M Series B in February 2026
1 new role in 30 days
Backed by Accel
Investors: Accel, Khosla Ventures, GV (Google Ventures), Lloyd Blankfein
4 open roles$100k – $180k a year
- 6
Warp
The open-source agentic development environment, born out of the terminal.
6 new roles in 30 days
Backed by Sequoia Capital
Investors: Sequoia Capital
18 open roles$70k – $350k a year
- 7
Airbyte
The context layer for production-grade AI agents.
7 new roles in 30 days
YC W20
Investors: Y Combinator, Accel, Coatue, Thrive Capital
7 open roles$99k – $280k a year
- 8
5 new roles in 30 days
YC S19
Investors: Y Combinator
10 open roles$85k – $201k a year
- 9
LangChain
At LangChain, our mission is to make intelligent agents ubiquitous.
18 new roles in 30 days
Investors: IVP
55 open roles$120k – $300k a year
- 10
SpruceID
Reimagining Trusted Interactions
1 new role in 30 days
YC W21
Investors: Y Combinator, Andreessen Horowitz
12 open roles$110k – $250k a year
- 11
2 new roles in 30 days
YC S21
Investors: Y Combinator
4 open roles$95k – $300k a year
- 12
Prefect
ETL, AI/ML Ops, Data Orchestration, MCP.
1 new role in 30 days
Backed by Bessemer Venture Partners
Investors: Bessemer Venture Partners, Tiger Global Management, Atreides, Operator Partners
5 open roles$128k – $276k a year
- 13
Consensys
Connecting the world’s leading financial institutions to build tomorrow’s digital markets.
Raised a round in December 2025
3 new roles in 30 days
8 open roles$101k – $220k a year
- 14
Intrinsic
Intrinsic is an AI robotics group at Google.
2 new roles in 30 days
13 open roles$118k – $283k a year
- 15
Infisical
Infisical is the security infrastructure platform for developers and agents: manage secrets, identity, and access.
YC W23
Investors: Y Combinator, Elad Gil
4 open roles$100k – $250k a year
- 16
YC S23
Investors: Y Combinator
4 open roles$60k – $300k a year
- 17
YC S24
Investors: Y Combinator
3 open roles$130k – $170k a year
- 18
YC S22
Investors: Y Combinator
3 open roles$120k – $220k a year
- 19
Backed by Andreessen Horowitz
Investors: Andreessen Horowitz, Paradigm
4 open roles$175k – $299k a year
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