AI Backend Engineer

River City Consulting is recruiting on behalf of a client, a growth stage enterprise AI software company. This is a direct hire role with our client. River City Consulting is the recruiting partner, not the employer. Location: San Francisco, CA, in office 4 days per week (Wednesdays flexible) Base salary: $201,000 to $240,000 Equity: offered, separate from base What you will do Design, build, test, and deploy backend services for an AI agent platform: ingestion, storage, APIs, background processing, and deployment Build AI orchestration pipelines with structured outputs, tool calling, state management, and guardrails Build for enterprise security: least privilege access, tenant isolation, and auditability Turn ambiguous product asks into clean technical specs with guidance from senior engineers What you need 1 to 3 years shipping production backend systems, or a new graduate with a strong portfolio of real execution Solid backend fundamentals: services, APIs, data models, reliability, observability, and security At least one meaningful AI powered project shipped (production, open source, or a serious side project) Willingness to contribute across the stack, backend leaning Ability to work in the San Francisco office 4 days per week (relocation support available) Nice to have LLM pipelines, evals, or agentic workflows in production Enterprise security experience Work authorization: the client accepts H-1B transfer, O-1, and OPT. Pay: $201,000.00 - $240,000.00 per year Benefits: * 401(k) * Dental insurance * Health insurance * Parental leave * Vision insurance People with a criminal record are encouraged to apply Work Location: Hybrid remote in San Francisco, CA 94105