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Funded & hiring · weekly report

Startups that raised May 4 – May 10, 2026 and are hiring

43 venture-backed startups closed funding rounds the week of May 4 – May 10, 2026, raising $2.3B in total, and together they have 970 open roles today. The largest round was Sierra's $950M Series E, led by Sequoia Capital. Sierra is hiring the most, with 197 open roles. Engineering is the most in-demand function.

  • Direct from each company's ATS
  • No recruiters or middlemen
  • No scams or fake jobs
  • No stale postings
Startups funded
43
Raised in total
$2.3B
Open roles today
970
Median round
$21M

Every startup that raised May 4 – May 10, 2026 and is hiring

CompanyRoundClosedLed byOpen rolesHiring most for
SierraSan Francisco, California, United StatesSeries E$950MMay 4, 2026Sequoia Capital, Thrive Capital, SV Angel, Benchmark, Greenoaks197Sales & BD, Engineering
QuantWareDelft, Zuid-Holland, The NetherlandsSeries B$178MMay 5, 2026FORWARD.one, Graduate Ventures, Invest-NL, Ground State Ventures, ETF Partners29Engineering, Sales & BD
PanthalassaPortland, Oregon, United StatesSeries B$140MMay 4, 2026Founders Fund, Lowercarbon Capital, Nimble Partners, Supermicro, Compound45Engineering, Hardware
ReservNew York, New York, United StatesSeries C$125MMay 4, 2026Flourish Ventures, 8VC, Bain Capital Ventures, Anthemis, Accenture Ventures58Engineering, Data & ML
Deep InfraPalo Alto, California, United StatesSeries B$107MMay 4, 2026NVIDIA, 500 Global, Felicis, Samsung NEXT, Supermicro18Engineering, Finance
EnterSão Paulo, Sao Paulo, BrazilSeries B$100MMay 5, 2026Sequoia Capital, Founders Fund, Ribbit Capital, FJ Labs, ONEVC21Engineering, Design
eleQtronSiegen, Nordrhein-Westfalen, GermanySeries A$66.6MMay 5, 2026Earlybird Venture Capital, NRW.BANK, European Innovation Council Fund, IFB Innovationsstarter, European Union13Engineering, Science
Tessera LabsSan Jose, California, United StatesSeries A$60MMay 6, 2026Andreessen Horowitz, Foundation Capital, Myriad Venture Partners, Osage University Partners22Engineering, Data & ML
NyoboltCambridge, Cambridgeshire, United KingdomSeries C$60MMay 6, 2026IQ Capital, LocalGlobe, Parkwalk Advisors, Symbotic, DRIVE352Engineering
AstrocadeLos Altos, California, United StatesSeries B$56MMay 5, 2026NVIDIA, NVentures, Sea, Dentsu Ventures, LG Technology Ventures9Engineering, Marketing
BathhouseNew York, New York, United StatesVenture round$35MMay 5, 2026Imaginary Ventures, Glossier, Kosas, Reale Actives, Klay Thompson50Hardware, Clinical
XBOWSeattle, Washington, United StatesSeries C$35MMay 6, 2026Sequoia Capital, Northzone, NVentures, Altimeter Capital, Accenture Ventures6Engineering, Data & ML
LiveEOBerlin, Berlin, GermanyVenture round$32.9MMay 6, 2026Matterwave Ventures, European Innovation Council, SAP.iO, Greencode Ventures, MMC Ventures16Sales & BD, Engineering
Nova IntelligenceSan Francisco, California, United StatesSeries A$31.5MMay 5, 2026Accel, Chemistry, SAP.iO, Conviction9Engineering, Sales & BD
QutwoHelsinki, Southern Finland, FinlandAngel$29.3MMay 5, 2026Ilkka Paananen, Niklas Zennström, Miki Kuusi, Nico Rosberg, Chad Edwards13Engineering, Science
Anello PhotonicsSanta Clara, California, United StatesSeries B$25MMay 4, 2026Lockheed Martin, Mana Ventures, National Science Foundation, Washington Harbour Partners, MESH7Engineering, Sales & BD
LithosquareParis, Ile-de-France, FranceSeed$25MMay 5, 2026Daphni, Kindred Capital, Omnes Capital, World Fund, OVNI Capital5Engineering
Nace.AIPalo Alto, California, United StatesSeed$21.5MMay 5, 2026General Catalyst, Walden Catalyst, MVP Ventures17Finance, Engineering
BasataPhoenix, Arizona, United StatesSeries A$21MMay 8, 2026Basis Set Ventures, Cowboy Ventures, PHX Ventures, Zenda, Victoria Treyger5Engineering, Finance
CopilotKitSeattle, Washington, United StatesSeries A$20.5MMay 5, 2026SignalFire, NFX, J-Ventures, Glilot Capital Partners, Vermilion Cliffs Ventures1Sales & BD
Enzo HealthLehi, Utah, United StatesSeries A$20MMay 4, 2026Soma Capital, Gradient, Tandem Ventures, N47, Rigby Watts & Company5Engineering, Design
Scout SpaceReston, Virginia, United StatesSeries A$18MMay 6, 2026Alumni Ventures, Techstars, Fusion Fund, Washington Harbour Partners, Decisive Point11Engineering, Finance
Reel EnergyCopenhagen, Hovedstaden, DenmarkSeries A$17.6MMay 5, 2026Future Energy Ventures, UVC Partners, The Footprint Firm, Transition, Christian Bach5Sales & BD, Engineering
StackAICambridge, Massachusetts, United StatesSeries A$16MMay 6, 2026Y Combinator, Lambda, Gradient, LifeX Ventures, True Capital Management22Engineering, Sales & BD
ReFiBuyRaleigh, North Carolina, United StatesSeed$15.3MMay 5, 2026Silicon Road Ventures, Ridge Ventures, Commerce Ventures, Vela Partners, Incubate Fund2Sales & BD
SageOxSeattle, Washington, United StatesSeed$15MMay 6, 2026Canaan Partners, Founders' Co-op, Pioneer Square Labs, A.Capital Ventures6Engineering, Sales & BD
Dandelion Health AINew York, New York, United StatesSeries A$14MMay 5, 2026Primary Venture Partners, Moxxie Ventures, Colle Capital Partners, Healthier Capital, Convergent Ventures8Sales & BD, Data & ML
OpsMillParis, Ile-de-France, FranceSeries A$14MMay 6, 2026Benhamou Global Ventures, Partech, Kima Ventures, OVNI Capital, IRIS3Sales & BD, Engineering
TekstGhent, Oost-Vlaanderen, BelgiumSeries A$13.5MMay 7, 2026Entourage, Elephant8Engineering, Sales & BD
AltaraSan Francisco, California, United StatesSeed$7MMay 5, 2026BoxGroup, Neo, Greylock, Liquid 2 Ventures, Jeff Dean5Engineering
KohortLondon, England, United KingdomSeries A$7MMay 7, 2026Triple Point Ventures, The Raine Group, Eurazeo, Portfolio Ventures, AlbionVC1Engineering
Davis AIParis, Ile-de-France, FrancePre-Seed$5.5MMay 6, 2026Entrepreneurs First, Balderton Capital, Evantic Capital, Heartcore Capital, Yellow8Engineering, Data & ML
InstaSwitchNew York, New York, United StatesSeed$4.7MMay 5, 2026Panache Ventures, 8-Bit Capital, Better Tomorrow Ventures, Chicago Ventures1Engineering
Modicus PrimeAustin, Texas, United StatesSeed$4.5MMay 6, 2026Plug and Play, Alumni Ventures, Techstars, Frist Cressey Ventures, Oncology Ventures1Engineering
Moment EnergyCoquitlam, British Columbia, CanadaSeries B$3MMay 5, 2026Voyager Ventures, Fika Ventures, MCJ, Overture Ventures, W2323Engineering, Hardware
Avendar's-hertogenbosch, Noord-Brabant, The NetherlandsSeed$2.6MMay 7, 2026LUMO labs, BOM2Sales & BD, Engineering
AstranisSan Francisco, California, United StatesSeries EMay 6, 2026Franklin Templeton, Andreessen Horowitz, BoxGroup, SV Angel, BlackRock184Engineering, Hardware
NeuralinkFremont, California, United StatesVenture roundMay 6, 2026Lightspeed Venture Partners, Sequoia Capital, Thrive Capital, Valor Equity Partners, Founders Fund79Engineering, Hardware
HedgeSan Francisco, California, United StatesPre-SeedMay 8, 2026Y Combinator, Founder Factor16Sales & BD, Clinical
SaltboxNew York, New York, United StatesSeries CMay 6, 2026Playground Global, XYZ Venture Capital, Village Global, Kapor Capital, Pendulum Holdings15Mixed
VoriEast Palo Alto, California, United StatesSeries BMay 6, 2026Y Combinator, Cherryrock Capital, South Park Commons, Village Global, Greylock11Sales & BD, Engineering
General ProximitySan Francisco, California, United StatesVenture roundMay 4, 2026Y Combinator, Felicis, Modi Ventures, age1, Jeff Dean8Science
Cartography BiosciencesSouth San Francisco, California, United StatesVenture roundMay 6, 2026Andreessen Horowitz, Gaingels, 8VC, Catalio Capital Management, Wing Venture Capital3People, Finance

By stage

  • Series A13
  • Series B8
  • Seed8
  • Venture round5
  • Series C4
  • Series E2
  • Pre-Seed2
  • Angel1

Most active lead investors

  • Sequoia Capital4
  • Y Combinator4
  • Founders Fund3
  • Andreessen Horowitz3
  • Thrive Capital2
  • SV Angel2
  • Supermicro2
  • 8VC2

Open roles by function

Questions

Which startups raised money the week of May 4 – May 10, 2026?
Sierra (Series E, $950M); QuantWare (Series B, $178M); Panthalassa (Series B, $140M); Reserv (Series C, $125M); Deep Infra (Series B, $107M); Enter (Series B, $100M); eleQtron (Series A, $66.6M); Tessera Labs (Series A, $60M), and 35 more listed on this page.
Are these startups hiring?
Yes. Every company on this page has open roles right now: 970 in total, read directly from each company's own hiring system and re-checked daily.
Where does this data come from?
Funding rounds come from public announcements and filings. Open roles come straight from each company's applicant tracking system (Greenhouse, Lever, Ashby, Workday and others) or careers page, not from recruiters or reposts.

Grouped by the week each round closed (Monday to Sunday, UTC). Open-role counts are live and change as companies hire. Only companies with at least one open role are listed.

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43 Startups That Raised May 4 – May 10, 2026 and Are Hiring | JustBacked