GrepJob
Sierra

Software Engineer, Agent Architecture

Sierra
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about 1 month ago
San Francisco, CA, USAMid Level / Senior

Base Salary

$230k - $390k/yr

Responsibilities

  • Build core systems that power AI agents.
  • Work on the Agent SDK, including orchestration engine and runtime.
  • Design the agentic loop for steerable and verifiable agents.
  • Improve retrieval and grounding for accurate agent responses.
  • Build evaluation systems to measure and enhance agent quality.

Requirements

  • Passion for AI products and innovation.
  • Strong software engineering fundamentals.
  • 4+ years of hands-on experience in building production systems.
  • Degree in Computer Science or related field, or equivalent experience.
  • Motivation to drive outcomes in a high-autonomy culture.

Benefits

  • Flexible (unlimited) paid time off.
  • Medical, dental, and vision benefits for you and your family.
  • Life insurance and disability benefits.
  • Retirement plan dependent on country of employment.
  • Parental leave and fertility benefits.
  • Lunch, snacks, and coffee provided.
  • Discretionary benefit stipend.
  • Free alphorn lessons.

Tech Stack

GoTypeScript

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