Senior Software Engineer, Full-Stack & AI Systems
Role Overview
We are seeking a Senior Software Engineer to architect and scale our platform-level agentic AI systems. This role combines full-stack engineering excellence with deep expertise in LLM-powered experiences. You’ll design, implement, and optimize core components across frontend, backend, and model integrations, while driving engineering direction in close collaboration with our co-founders. Your work will directly shape the reliability, speed, and cohesion of company’s multi-agent ecosystem.
Key Responsibilities
- Architect and implement cross-agent systems that power core platform 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.
Requirements
- 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.
Nice-to-Have
- Experience with WebRTC or audio-aware UI design.
- Hands-on work with agentic AI frameworks.
- History of creating design tokens, SDKs, or cross-agent platforms.
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.
Success OKRs (90 Days)
- 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.
Culture Fit
- Persistent, driven problem solver
- Willing to push back on leadership to defend quality/timelines
- Thrives in high-ambiguity, fast-paced startup environments
About Us
👏 Team from OpenAI, DeepMind, NASA, GoogleX, Tesla, and 2 physicians: 6 exits, 2 IPOs.
🔥 Our model outperforms Claude, Gemini, and GPT-4.5 on clinical benchmarks.
📈 400+ healthcare orgs signed in 16 months.
⚡️ $25M raised from YC, Amity Ventures, Sequoia scouts, and more.
