Principal Engineer, Agentic Systems

PayPal PayPal · Fintech · San Jose, CA +1 · Software Engineering

Principal Engineer role focused on building agentic systems, likely involving LLM-based agents, multi-agent orchestration, and tool-use frameworks within the fintech domain. The role emphasizes setting technology roadmaps, influencing senior executives, and mentoring engineers.

What you'd actually do

  1. Increases results & effectiveness of all software engineers in a large domain
  2. Sets the technology roadmap for a domain
  3. Adapts their role to the need, selecting the most effective means of realizing their technical goals
  4. Provides advice and counsel to senior executives within PayPal, influencing the development of multi-year business strategies
  5. Exercises wide latitude in determining objectives and approaches to assignments and takes initiative to achieve results

Skills

Required

  • LLM-based agent systems
  • agentic platforms
  • multi-agent orchestration
  • tool-use frameworks
  • systems design
  • high reliability platforms

Nice to have

  • payment APIs
  • authentication flows
  • financial transaction systems
  • agent protocol landscape
  • LLM tool-use patterns at scale
  • Published work, patents, or open-source contributions in agentic AI

What the JD emphasized

  • deep expertise in LLM-based agent systems
  • Production experience building agentic platforms
  • built platforms that handle millions of requests with high reliability

Other signals

  • LLM-based agent systems
  • agentic platforms
  • multi-agent orchestration
  • tool-use frameworks