Within
AI Backend Engineer
$201K–$240K
San Francisco (HQ) +1 · On-site · Full-time · Posted Apr 4, 2026
- Location
- San Francisco (HQ)
New York - Experience
- 1–3 years shipping production code, or exceptional new grads with strong portfolios.
- Education
- No CS or Engineering degree required.
About the job
Build backend services and applied AI workflows for Within’s enterprise multimodal agent platform, with a focus on reliability, security, and scale.
What you'll do
- Design, build, test, and deploy backend services for data ingestion, storage, APIs, background processing, and infrastructure.
- Implement and harden AI orchestration workflows, including evaluations, guardrails, and reliability measures.
- Build secure, scalable systems with tenant isolation, least-privilege access, auditability, and secure data handling.
What they ask for
- Experience shipping production code, or an exceptional new graduate with a strong portfolio.
- Backend engineering skills spanning services, APIs, data models, and infrastructure.
- At least one meaningful AI-powered project, with an understanding of the challenges of production reliability.
- Ability to use AI developer tools across the software development lifecycle.
Pay
$201K – $240K USD base salary
Tools
Cursor, Claude Code, Copilot
AI focus
Build and operate applied AI pipelines and multimodal agent workflows, including orchestration, evaluations, structured outputs, tool calling, state management, grounding, and guardrails.
Model-written summary · the original posting is authoritative