Lead Principal AI Engineer (Teamwork Graph)

TL;DR

Lead Principal AI Engineer (Teamwork Graph): Defining the architecture and building Agentic AI applications atop a massive Enterprise Knowledge Graph (EKG) with an accent on autonomous agents capable of reasoning, planning, and tool execution. Focus on integrating these capabilities directly into flagship products to solve real user problems.

Location: Remote within the United States

Salary: $233,100 - $365,425

Company

hirify.global's software products help teams all over the planet and their solutions are designed for all types of work.

What you will do

• Design and build autonomous agents capable of reasoning, planning, and tool execution over the hirify.global Knowledge Graph.
• Serve as the technical anchor for the organization, collaborating with VPs and Distinguished Engineers to shape the long-term AI architecture.
• Lead decisions on model selection, context window management, and retrieval strategies, driving the strategy for fine-tuning models on domain-specific hirify.global data.
• Architect robust evaluation frameworks to measure agent performance, hallucination rates, and reasoning capabilities at scale.
• Integrate AI capabilities directly into flagship products, ensuring AI features solve real user problems.

Requirements

• 15+ years of engineering experience with a significant focus on Applied AI/ML.
• Experience driving technical strategy across multiple teams or the whole company.
• Experience shipping complex LLM-backed applications to production.
• Understanding of ReAct loops, tool calling, function schemas, and managing state in agentic workflows.
• Knowledge of how to leverage graph structures to enhance retrieval and bridge structured data with unstructured semantic search.
• Expertise in distributed systems with the ability to design architectures that are scalable, secure, and cost-effective.

Culture & Benefits

• hirify.globals can choose where they work – whether in an office, from home, or a combination of the two.
• Wide range of perks and benefits designed to support you, your family and to help you engage with your local community.
• Offerings include health and wellbeing resources and paid volunteer days.