Sr. Software Engineer, Agents (AI)

Location: Palo Alto, California, United States; in-office 4 days a week with 1 day flexible

Annual base salary: $150,000–$250,000

Company

hirify.global develops an autonomous AI sourcing platform that manages the procurement intake-to-award process, including purchase-intent interpretation, sourcing materials, supplier evaluation, and negotiation.

What you will do

• Design, build, and ship full-stack features across React and TypeScript interfaces, backend services, data models, and APIs.
• Build agent orchestration with planning and tool-calling loops, multi-agent workflows, long-running tasks, retries, and human approval checkpoints.
• Create human-agent collaboration interfaces with streaming output, live progress, reasoning and evidence views, confidence indicators, and agent controls.
• Integrate LLMs and external tools through APIs and protocols such as the Model Context Protocol, managing prompts, context, cost, and latency.
• Build evaluation, tracing, and observability for agent behavior, while owning deployment, monitoring, performance tuning, and production services.
• Design for security, privacy, and auditability; write tests and review code for reliability, security, and maintainability.

Requirements

• 5+ years of professional software engineering experience across the stack.
• Production experience with agentic coding tools, including delegating multi-step tasks, running agents in parallel, and reviewing and correcting their output.
• Experience building production LLM-powered or agentic features, including tool calling, retrieval, structured outputs, streaming, or multi-step workflows.
• Strong backend fundamentals including REST or GraphQL API design, relational data modeling, queues, background jobs, and asynchronous or event-driven patterns.
• Experience delivering real-time browser data through WebSockets or server-sent events, including partial, streaming, and failure states.
• Working knowledge of cloud infrastructure, containers, and CI/CD, with ownership of production software.
• Strong testing and code review practices, including reviewing agent-generated code.
• Clear written and verbal communication and the ability to explain technical tradeoffs to non-engineering stakeholders.

Culture & Benefits

• Work in-office 4 days per week in Palo Alto; 1 day may be worked wherever most effective.
• Own architecture, technical direction, and end-to-end product features.
• Collaborate closely with product, design, and senior engineering staff.
• Work on AI transformation of enterprise procurement at large scale.
• hirify.global participates in E-Verify and is an equal opportunity employer committed to a diverse and inclusive workplace.