7 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.
Tech Stack
Categories
About Sauna
Sauna (by Wordware) builds an AI assistant that compiles personal context to automate repetitive workflows—such as scheduling—and augment day‑to‑day knowledge work. It targets professionals who want software that adapts to their patterns, integrating with tools like scheduling apps rather than replacing them. The company is privately held, based in San Francisco, and raised a seed round in 2024.