Sauna

Staff Engineer

Sauna
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6 months ago

Base Salary

$280k - $400k/yr

Responsibilities

  • Make and own architectural tradeoffs involving state storage, compute limits, sandboxing, tenancy, and deployment strategies.
  • Design systems for concurrent AI agent sessions across integrations with consistent state.
  • Define reliability and observability standards, including SLOs, error budgets, tracing, and incident-response patterns.
  • Review every significant pull request and set technical direction while maintaining development velocity.
  • Ship production code daily and identify additional areas that need building.

Requirements

  • 8+ years of experience as an individual-contributor engineer and prior Staff or Principal experience at a company with real scale.
  • Experience building and operating systems serving millions of users, including distributed state, real-time streaming, and multi-tenant isolation.
  • Recent hands-on AI/LLM experience building agent systems, model-routing layers, or tool-use architectures.
  • Fluency in TypeScript and ability to contribute productively from day one.
  • Strong ownership, architectural judgment, and experience making decisions in production-scale systems.
  • Bonus: experience with Cloudflare Workers at scale, strong opinions on agent runtimes and deployment strategies, or significant open-source contributions.

Benefits

  • Full-time, in-person work in San Francisco’s Presidio, five days per week; candidates must be Bay Area-based or willing to relocate before starting.
  • Base salary of $280K–$400K plus significant equity.
  • Health, dental, 401(k), considerable paid time off, gym budget, and lunch.
  • Paid in-person work trial, usually a few days to two weeks, with flexibility on duration.
Sauna

About Sauna

51-200 employees
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