Lead/Staff Full Stack Engineer, AI Platform & Agents (AI Platform)

TL;DR

Lead/Staff Fullstack Engineer (AI): Building and optimizing a central GenAI platform and AI agents to power critical decisions in healthcare, legal, tax, and compliance industries, with an accent on scalable capabilities for rapid development, validation, and deployment. Focus on designing and shipping full-stack systems, shaping platform capabilities, and delivering impactful AI agents like UpToDate Expert AI, ensuring faster, more reliable AI systems and improved patient care.

Location: Remote in US or Canada. Hybrid option available if within commuting distance of a hirify.global office (2 days/week onsite). Must have 9–11 AM CST overlap.

Salary: $97,400.00 - $174,050.00 USD

Company

hirify.global builds a central GenAI Platform to empower hundreds of product teams across the organization, combining the stability of an established company with the agility of a startup.

What you will do

• Design and implement full‑stack applications, AI agents, and platform components for rapid GenAI agent development.
• Build developer tooling, CI/CD, and observability for safe, fast iteration and reliable systems.
• Apply secure SDLC and privacy‑by‑design practices.
• Collaborate with product, UX, and domain experts to deliver customer‑focused solutions.
• Apply current LLM patterns (RAG, retrieval, routing, tool-use, evals) to deliver measurable customer value.
• Lead by example through writing high-quality, maintainable code.

Requirements

• 5+ years of professional software engineering experience.
• Strong full‑stack development skills and cloud experience (AWS/Azure/GCP).
• Expert in at least one of AI Agent development, Backend development, Frontend development, Cloud services, CI/CD, SRE, Quality engineering, or Secure SDLC.
• Proven track record delivering secure, reliable, cloud‑native systems to production.
• Excellent problem‑solving, ownership, and cross‑functional communication.
• Work from US or Canada with 9–11 AM CST overlap required.

Nice to have

• Proven ability to deliver software products independently or as part of a small, fast-paced team.
• Experience taking AI agents from concept to production, including safety evaluations and iterative testing.
• Experience with LangChain/LangGraph, MCP, vector/RAG systems, OpenSearch.
• Experience with traditional ML tasks like training, deployment, and monitoring.
• Understanding of LLMs, their failure modes, and techniques like fine-tuning.
• Familiarity with regulatory frameworks such as SOC2, HIPAA.

Culture & Benefits

• Remote-first team within a larger organization (100 engineers).
• High-autonomy, high-impact role with a "manager of one" mindset.
• Globally distributed team, moving fast with significant impact opportunities.
• Competitive benefits: Medical, Dental, & Vision Plans, 401(k), FSA/HSA.
• Commuter Benefits, Tuition Assistance Plan, Vacation and Sick Time, Paid Parental Leave.
• Occasional travel for team onsites/offsites.

Hiring process

• Submit resume and a brief cover letter with a "Statement of Exceptional Work".
• Highlight one impactful project, detailing role, challenges, and measurable impact.
• Interviews without AI tools or external prompts; virtual backgrounds discouraged.
• Applicants may be required to appear onsite at a hirify.global office.