Sierra

Software Engineer, Agent

Sierra
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19 hours ago
Singapore, SingaporeSenior

Responsibilities

  • Design and deliver highly performant, reliable, intuitive AI agents for production use.
  • Own the full Agent Development Life Cycle from pilot through deployment and continuous iteration.
  • Build, tune, and evolve AI agents that address customer and business needs at enterprise scale.
  • Work directly with enterprise leaders and startups to understand challenges and embed AI agents across their businesses.
  • Develop generalizable agent frameworks, self-service capabilities, new agent architectures, and generative agent features.
  • Experiment with voice models and integrate them into enterprise-grade customer solutions.
  • Use customer feedback to prototype platform tools and shape Sierra’s product with research, product, and platform teams.

Requirements

  • Experience building and scaling end-to-end production systems.
  • Strong technical problem-solving skills in fast-changing and ambiguous environments.
  • A builder and tinkerer mindset with high agency and the ability to overcome obstacles and ship.
  • Comfort working directly with customers to understand needs and solve real-world problems.
  • Excellent communication across technical and non-technical audiences.
  • Preferred experience building or deploying AI/LLM systems in production.
  • Preferred experience as a founder or founding engineer.
  • Familiarity with evaluation frameworks, agent tooling, RAG pipelines, and prompt engineering.
  • Prior experience with React, TypeScript, and/or Go is preferred.
  • Previous customer-facing experience or experience leading technical projects with external stakeholders is preferred.

Benefits

  • Flexible unlimited paid time off.
  • Medical, dental, and vision benefits for employees and families.
  • Life insurance, disability benefits, and a retirement plan dependent on country of employment.
  • Parental leave and fertility and family-building benefits through Carrot.
  • Lunch, snacks, and coffee provided.
  • Discretionary benefit stipend.
  • Free alphorn lessons.
  • Equity plan eligibility for full-time employees, subject to applicable plans and policies.
  • Primarily in-person work based in San Francisco, with offices across North America, Europe, and Asia.
  • Benefits may vary by region and are subject to change.
Sierra

About Sierra

1,001-5,000 employees

Sierra builds an enterprise conversational AI platform that powers customer service and other customer-facing interactions for large organizations. The company sells SaaS and deployed solutions that integrate with enterprise systems and meet security and compliance requirements. Headquartered in San Francisco with offices across North America, Europe, and Asia-Pacific, Sierra was co-founded by Bret Taylor and Clay Bavor, longtime leaders at Salesforce, Facebook, and Google.

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