Software Engineer, Agent Builder

SierraSan Francisco, CA
$230,000 - $390,000Onsite

About The Position

At Sierra, we’re creating a platform to help businesses build better, more human customer experiences with AI. We are primarily an in-person company based in San Francisco, with growing offices in Atlanta, New York, London, Paris, Madrid, Munich, Singapore, Japan, and Sydney. We are guided by a set of values that are at the core of our actions and define our culture: Trust, Customer Obsession, Craftsmanship, Intensity, and Family. These values are the foundation of our work, and we are committed to upholding them in everything we do. Our co-founders are Bret Taylor and Clay Bavor. Bret currently serves as Board Chair of OpenAI. Previously, he was co-CEO of Salesforce (which had acquired the company he founded, Quip) and CTO of Facebook. Bret was also one of Google's earliest product managers and co-creator of Google Maps. Before founding Sierra, Clay spent 18 years at Google, where he most recently led Google Labs. Earlier, he started and led Google’s AR/VR effort, Project Starline, and Google Lens. Before that, Clay led the product and design teams for Google Workspace.

Requirements

  • A passion for being on the frontier of AI products.
  • Motivation and high-agency to drive outcomes - we have a high-autonomy culture and each team member has lots of agency to overcome obstacles and achieve customer impact.
  • Alignment to our company values throughout your work, notably finding a balance between Craftsmanship, Customer Obsession, and Competitive Intensity.
  • 4+ years hands-on experience building production products and systems.
  • Experience and comfort to build and ship full-stack solutions.
  • Degree in Computer Science or related field, or equivalent professional experience.

Nice To Haves

  • Experience building AI-powered products.
  • A sharp eye for design.
  • Experience with Go and Typescript.
  • Experience building developer tooling, programming languages, or databases.
  • Leadership experience on technical projects or teams.

Responsibilities

  • How can we craft a simulation platform to test AI agents against every real-world scenario imaginable? (See 𝜏-Bench)
  • How do we create intuitive, no-code tools that allow anyone to guide and test AI agents?
  • How do we adapt traditional software development methodologies to accommodate AI agents’ non-deterministic behavior, natural language interactions, and reliance on large language models? (See Sierra’s ADLC)
  • How do we accelerate agent creation using generative tools like Cursor and Claude Code? Can we build self-improving systems based on real-world interactions, customer-driven feedback, and self-play?

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
  • Fertility and family building benefits through Carrot
  • Lunch, as well as delicious snacks and coffee to keep you energized
  • Discretionary benefit stipend giving people the ability to spend where it matters most
  • Free alphorn lessons
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service