Staff Software Engineer (AI Agents)

TL;DR

Staff Software Engineer (Agentic Marketplace): Building infrastructure that enables AI agents to discover, negotiate, and transact media inventory autonomously with an accent on APIs, protocols, and agent interfaces. Focus on designing scalable high-throughput systems, integrating emerging AI agent frameworks, and driving architectural decisions for authentication, communication standards, and transaction flows.

Location: Engineering Remote (United States) or Remote (Canada)

Salary: $160k-$230k USD / $170k-$225k CAD

Company

hirify.global operates the Interchange for agent-to-agent advertising on AdCP protocol, with teams across North America, Europe, and APAC, working with global advertisers, agencies, publishers, and platforms.

What you will do

• Design and architect scalable APIs for human and AI agent clients
• Lead development of agent interfaces, MCP servers, and A2A communication layers
• Build and operate high-throughput systems for real-time advertising transactions
• Evaluate and integrate emerging agent frameworks and protocols
• Partner with product, design, DSPs, SSPs, and agent platform partners on API contracts, authentication, and transaction flows
• Mentor engineers on API design, distributed systems, and agent architectures

Requirements

• 8+ years building distributed backend systems at scale
• 4+ years in a technical leadership role
• Strong expertise in API design and architecture (REST, event-driven systems, auth, versioning)
• Experience with AI agent frameworks and communication protocols, or ability to rapidly learn them
• Proficiency with TypeScript/Node.js, React, and cloud platforms (GCP or AWS)
• Experience designing systems for autonomous or semi-autonomous decision-making
• Track record of mentoring engineers and fostering collaborative team culture
• Comfort in fast-moving, evolving environments

Nice to have

• Experience in advertising technology
• Familiarity with MCP, A2A, or similar standards

Culture & Benefits

• Fully remote team with company-provided home office equipment, setup stipend, and WeWork access
• Comprehensive health, dental, vision coverage; short/long-term disability; HSA/FSA options (details vary by location)
• Employer-matched retirement (401(k) or RRSP)
• Generous PTO, statutory holidays, year-end closure, 13 weeks paid parental leave
• Stock options
• Rapid experimentation, fast pace, structure creation in uncharted spaces