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Research Intern

Sierra · San Francisco, CA

Applied AIonsiteintern
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At a glance

Highlights

  • Own a research project end-to-end and potentially publish at a top venue.
  • Push agent evaluation forward by extending τ-bench to new domains and tasks.
  • Improve production agents used by millions with voice AI and post-training research.

Ideal candidate

PhD researcher with strong experimental rigor and high agency who wants real-world impact. You care about understanding agent failures and turning rigorous research into production improvements and publications.

Requirements

  • Currently pursuing a PhD in computer science, machine learning, or a related field
  • Research track record such as first-author publications or submissions at top venues
  • Strong experimental skills with clean experiments and careful baselines
  • Fluency in Python and modern ML tooling
  • High agency and builder's mindset
  • Clear, direct communication in writing and when presenting research

Lab profile

About Sierra

Leading platform for customer-facing AI agents for global enterprise brands.

What they build

  • Platform for customer-facing AI agents

Known for

  • Enterprise customer service transformation
  • Trusted by major global brands
  • Voice AI and agent analytics

Key facts

  • Headquartered in San Francisco
  • Offices across North America, Europe, and Asia
More about Sierra →
Apply on the lab’s site ↗

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