6 hours ago
Base Salary
$200k - $300k/yr
Responsibilities
- Design and operate inbound and outbound messaging pipelines with reliable ordering, retries, and delivery tracking.
- Build an agent runtime supporting concurrency, timeouts, cancellation, and recovery from model or tool failures.
- Implement reliable time-zone-aware scheduling for deferred actions and follow-ups.
- Plan capacity, load test systems, optimize databases, and evolve architecture for substantial traffic growth.
- Own data security, privacy, Postgres schemas and migrations, and user data deletion workflows.
- Build observability and tracing across messages, model calls, and tools while monitoring latency and cost.
- Set backend engineering standards and help grow the engineering team while remaining hands-on.
Requirements
- At least 4 years of software engineering experience, including production on-call ownership for systems handling meaningful traffic.
- Deep experience building and scaling distributed systems with queues, workers, retries, idempotency, and failure recovery.
- Experience scaling systems through rapid growth and making technical prioritization decisions.
- Production experience with Postgres, including schema design, migrations, and performance tuning, plus cloud infrastructure and infrastructure as code.
- Production experience with TypeScript or Python and capacity planning for growing workloads.
- Experience with messaging, telephony, or other event-driven systems where dropped or duplicated events have meaningful costs.
- Experience building observability and tracing to measure latency and cost across distributed components.
- Familiarity with AI-assisted development workflows and the ability to verify and take responsibility for generated code.
- Hands-on technical leadership, a founding-team mindset, and sustained work in a role or deep expertise in a technical domain.
Benefits
- Full-time, on-site work in San Francisco, California.