Backend Systems Engineer for AI Agent Orchestration

Zof AI; San Francisco, Northern (CA, KY); Hybrid; USD 140,000 - 190,000; Full time

Job summary

Zof AI in San Francisco, CA is seeking a Backend Developer to own the services, APIs, and data layer that our agent fleets run on. You will design, build, and operate the backend systems, own job orchestration and queueing for long-running tasks, and optimize Postgres schemas and queries.

This role emphasizes clear testing, observability, and cost-aware engineering while collaborating with product and AI engineers to ship robust interfaces.

Qualifications

• Experience building and shipping backend services in production
• Strong software engineering foundation
• Working knowledge of relational databases and SQL, ideally Postgres
• Familiarity with APIs, queues, and asynchronous job processing
• Ability to debug performance and correctness issues in running systems
• Habit of proving your work with tests and evidence before it ships
• Clear written and verbal communication
• Comfort operating in a fast-moving environment

Responsibilities

• Design, build, and operate the services and APIs our agent fleets run on
• Build the job orchestration and queueing that keeps long-running agent work moving
• Own Postgres schema design, migrations, and query performance as data grows
• Ship the storage and retrieval paths for the evidence and traces every agent run produces
• Instrument services so failures are observable, debuggable, and recoverable
• Harden reliability with testing, retries, idempotency, and backpressure under real load
• Partner with product and AI engineers to turn agent behavior into stable interfaces
• Own backend systems from design through production

Job description

Zof AI in San Francisco, CA is seeking a Backend Developer to own the services, APIs, and data layer that our agent fleets run on. You will design, build, and operate the backend systems, own job orchestration and queueing for long-running tasks, and optimize Postgres schemas and queries.

This role emphasizes clear testing, observability, and cost-aware engineering while collaborating with product and AI engineers to ship robust interfaces.