Applied Research Scientist

About UsAt Sully.ai, We’re Building the Most Impactful Healthcare Company on EarthWe believe that access to a great doctor is a basic human right. Today, that’s 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 Traction450+ organizations signed 16 monthsAI 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 VirensPatented AI architecture (MedCon-1) outperforms GPT-4.5, Gemini, Claude on clinical reasoning tasksSully requires A-players capable of 4 months = 1 year output.Key ResponsibilitiesBuild and scale automated evaluation pipelines (LLM-as-judge + human review) with clinical-grade benchmarks.Hard RequirementsProven experience designing agentic processes and LLM evaluation/benchmarking frameworks.Strong Python and ML background (PyTorch/TensorFlow, Hugging Face, LangChain/LlamaIndex).Demonstrated ability to design rigorous experiments and translate findings into production.Track record of published research or deep applied work in LLMs and agent evaluation.Strong communication and technical writing skills to articulate complex findings clearly.First-Month FocusAudit existing evaluation approaches for clinical and agentic tasks.Define initial benchmarks and build early automated pipelines.Partner with engineering to land first set of CI gates for accuracy, factuality, and safety.90 DaysDeliver a repeatable evaluation framework with automated pipelines in production.Demonstrate measurable improvements in robustness, hallucination reduction, or safety.Publish or present internal research findings that directly shape product reliability.If you’ve ever said, “I want to do work that actually matters”, this is it. Let’s build something life-changing, together.Key Results (First 90 Days)Deliver a repeatable evaluation framework with automated pipelines in production.Demonstrate measurable improvements in robustness, hallucination reduction, or safety.Publish or present internal research findings that directly shape product reliability.Who Thrives HereEntrepreneurial to your core: You think in outcomes, thrive in chaos, and take ownership without limitsMission-obsessed: You’re 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 Sully.ai? Revolutionizing the antiquated $800B+ Healthcare market