$2.1B raised across 16 startups in the last 30 days. Every single one is actively hiring.

I cover startups worth watching in AngelsRound — the kind investors track before they break out. Turns out those are also the best ones to join.

This is the list.

1. Nexthop AI AI networking infrastructure built for the world's largest hyperscalers — switching solutions on open-source operating systems like SONiC and FBOSS. $500M raise at a $4.2B valuation. 📍 Santa Clara, CA | 💰 $500M Series B | 🔗 nexthop.ai/join-us

2. Harmattan AI Autonomy and mission-system software for defense aircraft. Backed by Dassault Aviation — the maker of the Rafale fighter jet. Valued at $1.4B. 📍 Paris / EU | 💰 $200M Series B | 🔗 harmattan.ai/open-roles

3. Sunday Building Memo — a household robot that does dishes, laundry, and espresso. Doubled headcount in the last 3 months. Hiring across all functions ahead of 2026 beta launch. 📍 Mountain View, CA | 💰 $165M Series B | 🔗 sunday.ai/careers

4. Wonderful Enterprise AI agent platform operating in 30+ countries. Scaling headcount from 350 to 900 this year. Deploys local teams embedded inside enterprise customers. 📍 Amsterdam / Remote | 💰 $150M Series B | 🔗 wonderful.ai/careers

5. Goodfire AI interpretability research lab — decoding how models think so they can be debugged and designed like software. Backed by B Capital, Menlo, Lightspeed, and Eric Schmidt. 📍 San Francisco, CA | 💰 $150M Series B | 🔗 job-boards.greenhouse.io/goodfire

6. PaleBlueDot AI High-performance AI compute infrastructure for enterprise-scale applications. Actively hiring, top 1% response rate to applicants on Wellfound. 📍 Palo Alto, CA / Remote | 💰 $150M Series B | 🔗 wellfound.com/company/palebluedotai-1

7. Code Metal Verifiable AI code translation for defense, automotive, and semiconductor industries. Customers include RTX, L3Harris, Toshiba, and the U.S. Air Force. On track for 8-figure revenue. 📍 Boston / Bay Area / Remote | 💰 $125M Series B | 🔗 codemetal.ai/careers

8. Infravision Aerial robotics for power line construction and grid modernization. CEO committed to aggressive hiring — targeting 150 to 200 employees by year end. 📍 Austin, TX | 💰 $91M Series B | 🔗 infravisioninc.com/careers

9. Juicebox AI recruiting platform searching 800M+ profiles across 30+ data sources. $10M ARR with 20%+ monthly growth. Trusted by Ramp, Perplexity, and leading AI labs. 📍 San Francisco, CA | 💰 $80M Series B | 🔗 juicebox.ai/careers

10. Nitra AI operating platform for medical practices — credit, expense management, billing, and supply all in one. $33M ARR. 8x year-over-year growth. 700+ clinics live on the platform. 📍 NYC | 💰 $50M Series B | 🔗 nitra.com/careers

11. Gumloop No-code AI workflow automation used by Shopify, Ramp, Instacart, and DoorDash. $10M+ ARR. 300% quarter-over-quarter growth. 10 open roles right now. 📍 San Francisco / Vancouver | 💰 $50M Series B | 🔗 gumloop.com/careers

12. Cryptio ERP infrastructure for regulated digital asset institutions. Trusted by Circle, Societe Generale, Gemini, and the Government of El Salvador. 82+ open roles across engineering, sales, and support. 📍 NYC / London / Paris | 💰 $45M Series B | 🔗 jobs.ashbyhq.com/cryptio

13. Letter AI AI-native revenue enablement platform — training, coaching, and content for sales teams built in minutes. Backed by Battery Ventures and Y Combinator. Customers include Lenovo and Redpanda. 📍 Chicago, IL | 💰 $40M Series B | 🔗 jobs.gem.com/letter-ai

14. Yoodli AI communication coaching and sales roleplay platform. 900% ARR growth over the last 12 months. Customers include Google, Databricks, Snowflake, and Korn Ferry. 📍 Seattle, WA / Remote | 💰 $40M Series B | 🔗 job-boards.greenhouse.io/yoodliinc

15. Slang AI Voice AI for restaurants — handles reservations, FAQs, and customer calls autonomously. Multiple open roles across customer success and engineering. 📍 NYC / Remote | 💰 $36M Series B | 🔗 slangai.scalis.ai/jobs

16. Cleafy Banking cybersecurity and fraud prevention platform protecting 250M+ users across 150+ institutions including ING and BPS Suisse. Expanding globally post-raise. 📍 Milan / London / Remote | 💰 €12M Series B | 🔗 cleafy.com/careers

List verified March 2026. Job postings change fast — check each careers page directly for current openings.

Written by Ashher

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