Raydar
Senior Full-Stack Engineer
$200K–$300K
San Francisco, California · Senior · Full-time · Posted Oct 1, 2026
- Experience
- At least 4 years designing and running complex production systems.
About the job
Own the end-to-end design, delivery, and production operation of backend and platform systems, including workflows, identity and authorization, credential security, isolated environments, and their operational interfaces.
What you'll do
- Build durable workflow, policy, identity, authorization, and credential-management systems.
- Define validation and release boundaries between model output and deterministic execution; build isolated virtual environments with observability and resource controls.
- Ship interfaces and APIs for authoring, reviewing, debugging, and operating systems in production.
What they ask for
- At least 4 years designing and running complex production systems.
- Strength in backend and systems architecture, with ability to contribute across frontend, data, infrastructure, and product.
- Deep expertise in at least one of access management, authorization, distributed workflow engines, application security, or enterprise integrations.
- Ability to work on-site in San Francisco, Monday to Friday.
Nice to have
- Experience building systems for permissions, machine identities, or sensitive credentials.
- Experience with workflow runtimes, reconciliation systems, sandboxes, or evaluation infrastructure; or as a founding-stage engineer.
Pay
USD 200,000 to 300,000 per year (base salary)
AI focus
Define validation, evaluation, and release gates between non-deterministic model output and deterministic execution.
Model-written summary · the original posting is authoritative