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13 founding jobs in United States that were actually posted on X, not copied from a board. Location is whatever the original post said.
13 roles · updated 2026-09-22
Maverick Intelligence
B2C playbook on B2B AI. Fluent in Claude Code or Codex, talks to camera, has opinions. London or San Francisco. Posted by the CEO.
London, United Kingdom or San Francisco, United States · Sep 22, 2026
Remster
Owns story and growth, not cuts. Weekly GTM experiments, travel BLR and SF. DM a video. Posted by the founder.
Bangalore, India or San Francisco, United States · Sep 22, 2026
X
Founding role on Creators Product. Bring creators to X and grow the ones already there. LA or SF preferred. Posted by Creators Product.
Los Angeles or San Francisco, United States · Sep 21, 2026
16VC
Fundraising, investing, founders, research. Bengaluru, London, or San Francisco. Email hr@16vc.co. Posted by the GP.
Bengaluru, India / London, UK / San Francisco, US · Sep 20, 2026
Andera
AI agents for audit. $37M Series A. San Francisco, on-site. Posted by a teammate at Hack the North.
San Francisco, United States · Sep 20, 2026
Remote, United States · Sep 18, 2026
Marble
Founding engineer, in person in NYC. YC S26, restaurant back-of-house AI. Posted by a co-founder.
New York, NY · Sep 16, 2026
New York, NY · Aug 28, 2026
Sugar
Founding engineer in NYC. Equity plus competitive comp, $10k referral. Posted by the founder.
New York, NY · Aug 27, 2026
Sixtyfour
Founding growth for agents that do enterprise research. SF in person. $120k to $150k plus equity. Posted by the CEO.
San Francisco, US · Aug 27, 2026
Munari
a16z Speedrun. Reliability infra so robots work in the real world, not just the lab. On-site SF.
San Francisco, US · Aug 18, 2026
Tenera
a16z Speedrun-backed. Predict how users react to software before you ship. Own agent infra, backend, and frontend.
San Francisco, US · Aug 17, 2026
Gravity
Invent the design language for human and agentic care. Clinician and patient interfaces. a16z Build list.
New York, US · Aug 17, 2026
tl;dr – I'm hiring a founding marketer. Location: London or San Francisco. One of my (many) hot takes is that the companies which will win B2B in the AI era will do it using a B2C marketing playbook.
recently made a hiring post and I can't believe how many DMs I got for video editors (it's probably my fault) we DO NOT want a video editor. we're hiring for a role we call "chief of storytelling" 💡 what we're looking for: - runs new GTM experiments each week - has a solid Show more
here's some BTS (actually a hiring post) the past month in SF was intense. product demos, conferences, health mixers, studio podcasts, interviews, launches - we shot all of it. we're building the ultimate sleep system for longevity, starting with environmental control
The Creators Product team at 𝕏 is growing. I’m hiring someone to help bring more great creators to 𝕏 and help existing creators on the platform grow. This is a founding role on our small but mighty team, so I’m looking for someone who is highly independent, resourceful, and Show more
We're in Waterloo at @HackTheNorth this week, hiring engineers to join our team in San Francisco! ⚙️ At Andera, we build AI agents that turn weeks of manual audit work into minutes. As an engineer, you'll make them reliably reason over messy financial data and produce accurate Show more
We are hiring at @shorebirddev 🐦 🎉 🔧 Founding Engineer 📊 Business Operations Small team, real customers, early enough that what you build actually shapes the company. shorebird.dev/jobs
We're hiring a CRACKED founding engineer to join us in person at Marble (YC S26) in NYC! We're fresh out of Y Combinator and have signed over 150 venues in under four months. The next frontier in applied AI are systems that can perceive, reason about, and act on the physical Show more
We’re hiring a designer to help us invent the future of (social) fashion shopping. If this sounds exciting, apply at doji.com/careers
doji · fitstagram by @doji_com
I’m hiring a founding engineer in NYC! Equity + competitive comp. Paying $10k for a referral fee as well. DM
Hiring a founding growth lead at Sixtyfour. Our agents do research for the world's largest enterprises that nobody could do before. Almost none of it is public yet. That's the job. SF, in person. $120K-$150K + equity. DMs open.
just posted a new list of open roles / startups hiring right now feat @rmn & @alanyguo, @advaith_sridhar, @ianbrooke, @jamie_niu, @arthurmensch, @tbc415, @Kalshi, @zipline, @Flock_Safety, & many more thanks @nicoledebow for writing this one with me :)
new list of open roles on the @a16z build newsletter. thanks @thedanigrant for writing this one with me :) feat @shklarski @KexinHuang5 @inferact @OrsakNicole @ValsAI @mjlbach @jgreze @tonydevincenzi @Jackmc and many more full list here: a16zbuild.substack.com/p/open-roles-a…
new list of open roles on the @a16z build newsletter. thanks @thedanigrant for writing this one with me :) feat @shklarski @KexinHuang5 @inferact @OrsakNicole @ValsAI @mjlbach @jgreze @tonydevincenzi @Jackmc and many more full list here: a16zbuild.substack.com/p/open-roles-a…
