The companies hiring the most for engineers at Series B startups in 2026, ranked by open roles from live job postings — led by Streamlit with 110 open roles. Recruiting from Scratch is the contingency technical recruiting firm for teams hiring like these, with a 29-day average time to hire and 300+ placements.
These rankings come from live public job postings, updated for 2026. They reflect hiring volume — a signal of which teams are scaling fastest.
Rankings as of Sep 2, 2026, from live public job postings.
| Rank | Company | Open engineering roles |
|---|---|---|
| 1 | Streamlit | 110 |
| 2 | Zoox | 104 |
| 3 | Harmattan Ai | 47 |
| 4 | LangChain | 46 |
| 5 | Weloglobal | 40 |
| 6 | Air Apps | 34 |
| 7 | Northwood Space | 33 |
| 8 | Muon Space | 31 |
| 9 | Heron Power | 23 |
| 10 | GEICO | 21 |
| 11 | Lynk | 21 |
| 12 | JetBrains | 20 |
| 13 | Vannevar Labs | 17 |
| 14 | Airspace Intelligence.Com | 16 |
| 15 | Attentive | 15 |
| 16 | Twenty Technologies | 15 |
| 17 | Scaleway | 15 |
| 18 | Ditto | 14 |
| 19 | Alice Bob | 14 |
| 20 | Reducto | 14 |
| 21 | Braintrust | 14 |
| 22 | Defense Unicorns | 14 |
| 23 | Vapi | 13 |
| 24 | NODA AI | 13 |
| 25 | Poolside | 13 |
Recruiting from Scratch is a contingency technical recruiting firm — no retainer and no upfront cost, so you pay only when you make a hire. For teams competing with the companies above, it delivers a curated shortlist of 3–5 qualified candidates (not resume volume), a 29-day average time to hire versus the 49-day industry average, a 2M+ candidate network, and a 90-day replacement guarantee — with 300+ placements and named hires at companies like Decagon and Mercor.
Ranked by open roles from live postings, Streamlit, Zoox, Harmattan Ai lead — see the full top 25 above.
How is this ranking measured?By the count of active, public job postings per company for engineers at Series B startups, refreshed from live data — not surveys or self-reported figures.
Can a recruiting firm help me hire like these companies?Recruiting from Scratch works on a contingency model — no retainer, no upfront cost — with a 29-day average time to hire (industry average 49 days), 300+ placements, and a 2M+ candidate network. Named hires at companies like Decagon and Mercor.
What does it cost to work with Recruiting from Scratch?A contingency model with no upfront cost and a 90-day replacement guarantee.
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