Pathos AI | Senior Software / AI Engineer | NYC (hybrid, 3-4 days onsite) | Full-time | $180-200K + equity | VISA
Pathos is an oncology biotech building AI as the operating system for drug development. We have:
- 200+ petabytes of multimodal patient data linked to outcomes
- The largest foundation model in oncology (in development)
- Backing to build a generational company
- Founded by Eric Lefkofsky (Tempus) and Ryan Fukushima
Learn more: https://pathos.com
This role is 0→1 product work. You'll build:
- AI agents and copilots for internal teams (BD, clinical, computational biology, lab)
- MCP-style servers so agents can safely interact with internal systems
- Data pipelines into a governed warehouse / knowledge graph
Looking for senior software/ML engineers who:
- Have 4+ years shipping user-facing systems
- Are fluent in Python + TypeScript/JavaScript, comfortable full-stack
- Have built LLM-powered workflows (OpenAI API or similar)
- Have production experience with APIs, eventing, data engineering (GCP/BigQuery a plus)
- Bonus: prior agent/retrieval/ML infra work, or experience in regulated clinical environments
Hybrid in NYC (3-4 days onsite). $180-200K base + equity (3-yr vest, no liquidity until exit). Visa support available.
Apply: email chris.poshka+hn@pathos.com.