Staff Fullstack Engineer (AI)

TL;DR

Staff Fullstack Engineer (AI): Architecting and building agentic systems to automate and augment GTM workflows with an accent on LLM orchestration, RAG pipelines, and tool-calling conventions. Focus on integrating enterprise GTM systems and establishing technical standards for AI-first revenue-critical workflows.

Location: New York (Onsite)

Salary: $137,300—$251,800 USD

Company

hirify.global is a global technology company and the world’s leading independent platform for digital advertising.

What you will do

• Architect and build agentic systems for GTM workflows using LLM orchestration frameworks like LangGraph.
• Define agentic platform strategy, including design patterns, retrieval-augmented pipelines, and evaluation frameworks.
• Integrate core GTM systems (Salesforce, Outreach, ZoomInfo, Slack) as agent-accessible tools via internal data platforms.
• Set the technical bar for the pod by reviewing designs and establishing engineering standards across the roadmap.
• Collaborate with Product, Sales, and RevOps leadership to translate AI capabilities into measurable revenue outcomes.

Requirements

• BS degree in Engineering and 12+ years of software engineering experience.
• At least 2 years of experience building production LLM or agentic applications (agents, RAG pipelines, multi-agent orchestration).
• Deep fluency in Python and TypeScript/JavaScript.
• Hands-on experience with agentic frameworks such as LangChain, LangGraph, CrewAI, AutoGen, or Semantic Kernel.
• Strong command of enterprise integration patterns, including REST/GraphQL APIs and event-driven architecture.
• Proven track record as a technical lead driving architectural decisions and writing RFCs.

Nice to have

• Experience in Sales/RevOps tooling or GTM engineering, especially within ad tech or programmatic advertising.
• Familiarity with Salesforce, Outreach, or Gainsight API integration layers.
• Experience evaluating and red-teaming LLM agents for safety and reliability in business contexts.
• Exposure to media buying, campaign performance data, or advertising analytics.

Culture & Benefits

• Comprehensive healthcare (medical, dental, vision) with premiums fully paid for employees and dependents.
• Retirement benefits including a 401k plan with company match.
• Generous paid time off: up to 160 hours of vacation, sick time, and approximately 13 paid holidays per year.
• Equity opportunities through stock-based compensation grants and an Employee Stock Purchase Plan.
• Additional perks including parental leave and reimbursement for certain tuition expenses.