Software Engineer, Agent Runtime

Enterprise conversational-AI platform that helps businesses build and operate customer-experience agents across channels.

San Francisco, United States
About Sierra

Sierra provides an AI platform for businesses to build, deploy, analyze, and optimize customer-facing agents across chat, SMS, WhatsApp, email, voice, and ChatGPT.

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Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will build the Agent SDK, including its orchestration engine, runtime, and agent primitives. You will help define steerable and verifiable agent behavior, improve retrieval and grounding systems, and create evaluation frameworks that measure and improve agent quality.

Requirements

  • Strong software engineering fundamentals and experience building production systems
  • 4+ years of hands-on experience building production products and systems
  • Degree in Computer Science or a related field, or equivalent professional experience

Responsibilities

  • Build the Agent SDK orchestration engine, runtime, and agent primitives
  • Define primitives for steerable and verifiable agents
  • Build retrieval and grounding systems
  • Design evaluation frameworks to measure and improve agent quality

Benefits

  • Flexible unlimited paid time off
  • Medical, dental, and vision benefits for employees and their families
  • Life insurance and disability benefits
  • Retirement plan dependent on country of employment
  • Parental leave
  • Fertility and family-building benefits through Carrot
  • Lunch, snacks, and coffee
  • Discretionary benefit stipend
  • Free alphorn lessons
  • Equity plans