Principal Fullstack Engineer (AI)

TL;DR

Principal Fullstack Engineer (AI Platform): Building a central GenAI platform to empower product teams in healthcare, legal, and tax sectors with an accent on AI agent development, scalable platform capabilities, and secure deployment. Focus on implementing RAG patterns, reducing LLM hallucinations, and optimizing system reliability for global medical and legal assistants.

Location: Remote-first in US or EU, with hybrid options near major offices. Collaboration requires 9–11 AM CST overlap.

Company

A global provider of professional information, software solutions, and services for clinicians, accountants, and other professionals across healthcare, legal, tax, and compliance industries.

What you will do

• Design and implement full-stack applications, AI agents, and platform components to enable rapid GenAI agent development and deployment.
• Build developer tooling, CI/CD pipelines, and observability systems for safe iteration (evals, canaries, and telemetry).
• Apply advanced LLM patterns such as RAG, retrieval, routing, and tool-use to deliver faster, more reliable AI systems.
• Lead architecture decisions, drive larger projects, and mentor engineers in a high-autonomy environment.
• Implement secure SDLC and privacy-by-design practices, including threat modeling and least privilege.

Requirements

• 8+ years of professional software engineering experience.
• Expertise in at least one area: AI Agent development, Backend, Frontend, Cloud services (AWS/Azure/GCP), CI/CD, SRE, or Quality Engineering.
• Proven track record of delivering secure, reliable, cloud-native systems to production.
• Must be based in the US or EU.
• Availability to collaborate during 9–11 AM CST.

Nice to have

• Experience taking AI agents from concept to production, including safety evaluations and A/B testing.
• Proficiency with LangChain, LangGraph, MCP, and vector/RAG systems.
• Deep understanding of LLM failure modes, fine-tuning, and model adaptation.
• Familiarity with regulatory frameworks such as SOC2 and HIPAA.

Culture & Benefits

• Remote-first culture valuing a "manager of one" mindset where outcomes matter more than optics.
• High-impact role combining the stability of an established corporation with the agility of a startup.
• Authority earned through demonstrated impact rather than tenure or title.
• Occasional travel for team onsites and offsites.

Hiring process

• 15-minute introductory screening.
• Two live coding sessions in your preferred language.
• System design interview and a presentation of past work.