About Us
At Were Building the Most Impactful Healthcare Company on Earth
We believe that access to a great doctor is a basic human right. Today thats not a reality. Delays misdiagnoses administrative chaos and burnout plague the system.
Our Mission: One Human One Doctor. We build AI teammates that augment clinicians scribes nurses receptionists translators all powered by our own world-class models and deployed in real-world care.
Our Traction
450 organizations signed 16 months
AI agents cut admin by 2.8 hours daily and reduce onboarding 85%.
5M Clinical Tasks completed to date serving 36 specialties.
Raised $25M from YC Eric Yuan Amity Semper Virens
Patented AI architecture (MedCon-1) outperforms GPT-4.5 Gemini Claude on clinical reasoning tasks
Sully requires A-players capable of 4 months 1 year output.
This role is structured as a Contract-to-Hire position with a 60-day trial period. maintains an exceptionally high performance bar and this structure ensures mutual alignment before transitioning to full-time.
What Youll Do
Architect and implement cross-agent systems that power core experiences.
Build and scale full-stack product components using TypeScript/React and Python services.
Integrate LLMs into production workflows with strong contracts observability and test coverage.
Develop shared UI components and typed SDKs to unify cross-agent experiences.
Lead engineering direction collaborating with founders and cross-functional stakeholders.
What You Must Bring
Senior-level full-stack experience in React TypeScript and Python.
Proven ability to design ship and scale LLM-powered applications.
Expertise in API design streaming and CI/CD pipelines.
Strong cloud infrastructure background (AWS GCP or Azure).
Track record of building reliable systems with measurable performance and error budgets.
First-Month Focus
Audit current cross-agent flows for UI/UX cohesion.
Implement shared components and typed contracts for reliability.
Establish instrumentation for frontend performance and model round-trip tracing.
90 Day OKRs
Deliver end-to-end tested production-grade agentic workflows with <5% error rates.
Launch cross-agent design system and SDK used by at least 2 internal teams.
Establish weekly deploy and measure cadence with performance metrics and error budgets.
If youve ever said I want to do work that actually matters this is it. Lets build something life-changing together.
Who Thrives Here
Entrepreneurial to your core: You think in outcomes thrive in chaos and take ownership without limits
Mission-obsessed: Youre here to save lives not just ship features patients and doctors are your why.
Impact-driven & fast-moving: You sprint toward hard problems and ship with sharp judgment.
Elite teammate: You raise the bar through high standards direct feedback and craft excellence.
Why Join
Revolutionizing the antiquated $800B Healthcare market
50% of us are ex-founders. We hire A-players not passengers
Speed matters - we operate with urgency autonomy and ownership
Youll work on real first-of-their-kind problems at the edge of AI and medicine
Your work helps doctors reclaim their time - and patients get better faster care
is an equal opportunity addition to EEO being the law it is a policy that is fully consistent with our principles. All qualified applicants will receive consideration for employment without regard to status as a protected veteran or a qualified individual with a disability or other protected status such as race religion color national origin sex sexual orientation gender identity genetic information pregnancy or age. prohibits any form of workplace harassment.
Required Experience:
Senior IC
Sully.ai saves doctors time with an AI team: Nurse, Receptionist, Scribe, Med Asst, Coder & Pharmacy Tech—seamless handling check-in to prescriptions.