Job Opportunities

The RoleHave you ever wanted to work on firmware for a jet engine and a fusion power plant in the same day? As we continue to scale our product, we're seeking a resourceful, product-obsessed founding

Building the data backbone of a cutting-edge platform, the full-time Founding Data Engineer will design, implement, and maintain scalable data systems and workflows while working remotely in a fast-pa

Senior Software Engineer, Infrastructure Retell AI is using first principles to reimagine the call center with cutting‑edge voice AI. Thousands of companies now utilize Retell’s AI voice agents to han

Building the financial operating system for healthcare, and bringing thejoyback to healthcare by fixing the financial chaos behind it. The healthcare payment system is a complex and inefficient maze -

Location In-Person (3 days a week), NYCCompensation Salary ($160 - $220K) + 0.3-0.5% Stock OptionDescription Shade is scaling and fast. In a year and half, we’ve built out the combined tech of FrameIO

The role We are hiring a Founding Frontend Engineer to be the tip of the spear for turning Worktrace AI’s ambitious product vision into reality. In this role, you will be a key part of the founding te

Founding Engineer, Fullstack Brooklyn, NY · Hybrid · Full-time Compensation: $160,000–$220,000 + 0.1%–0.5% equityAbout the Company An AI-native platform automating the entire wholesale order-to-cash l

Founding Fullstack Engineer (3-8 Years Experience)New York City (5 days on-site)• Top of market + equity + benefitsTL;DR:Build the product that nuclear operators depend on daily. Own features end-to-e

About FLORA We are building the firstcreative operating system : an infinite canvas designed for the generative computing paradigm. We’re a team of ~45 focused on elevating professional craft, backed

Triage is an applied research lab building adaptive security and safety alignment infrastructure for AI systems: defending against novel attack vectors and catching misalignment at inference-time in d

Pario is a venture-backed pre‑seed technology company with a mission to improve maternal and fetal healthcare outcomes in the US, which are currently the worst in the developed world.We’re building an

At Falconer, we’re transforming how engineers create, access, and share knowledge. We’re looking for a Founding Backend Engineer to help us build an AI-powered knowledge platform that companies love.

About the RoleWe're looking forfounding Machine Learning Engineers (MLEs)to own and improve our core action models end-to-end - the intelligence that powers Composite's proactive automation platform.Y

Overview: Spur is every company’s AI QA Engineer. New York City Spur builds fundamental technology for the future of QA: autonomous browser agents that think, explore, validate, and self-heal like rea

Founding ML Engineer San Francisco, on-site, full-time - $200,000 - $500,000 per year. $10k referral bonus for successful hires (half equity, half cash).It's Monday, 10 AM. You walk through the glass

Frontend Engineer (with familiarity of full stack) (Founding Team) Location: San Francisco Bay Area Type: Full-Time Compensation: Competitive salary + meaningful equity (founding tier) Backed by 8VC,

Location San FranciscoEmployment Type Full timeLocation Type On-siteDepartment EngineeringABOUT US Our team includes builders from Facebook , LinkedIn , Uber and leading Web3 projects like Rainbow , X

Join to apply for the Founding Fullstack Software Engineer role at Code Four (YC X25) This range is provided by Code Four (YC X25). Your actual pay will be based on your skills and experience — talk w

Overview DevOps Engineer (Founding Team) Location: San Francisco Bay Area Type: Full-Time Compensation: Competitive salary + meaningful equity (founding tier) Backed by 8VC, we're building a world-cla

GC AI is the fastest-growing and most trusted legal AI platform for in-house legal teams. We're building the future of legal work, and we're doing it fast. You'll join at a pivotal moment-when decisio

THORChain is a settlement layer that facilitates swaps between Bitcoin, Ethereum, BNB Chain, Avalanche, Cosmos Hub, Dogecoin, Bitcoin Cash and Litecoin. THORChain is secured by its native token, RUNE,

Plain in New York is seeking a Founding Data Engineer to lead the evolution of their data foundations, ensuring high-quality analytics and AI integrations. This role focuses on owning the data warehou

Founding Engineer (Platform/Infra/DevOps) San Francisco, CA Apply for this job "Would love someone with more experience working in and out of cloud infra, DevOps, secops, etc. Someone who wants owners

Founding Forward Deployed Machine Learning Engineer Most AI is frozen in place - it doesn't adapt to the world. We think that's backwards. Our mandate is to build efficient intelligence that evolves i