AI Engineer
ServiceTitan2 days ago
Base Salary
$138k - $221k/yr
Responsibilities
- Design and implement core Agent OS platform services for agent execution.
- Build durable agent runtimes supporting tool use, delegation, pause/resume, checkpoints, retries, and failure recovery.
- Develop typed tools and action contracts with permissions, precondition checks, idempotency, audit trails, and rollback.
- Build tenant-scoped context, memory, retrieval, provenance, transcript, artifact, and replayable evidence systems.
- Implement human-in-the-loop approval gates, policy enforcement, reversibility, and audit history.
- Create offline and online evaluations, scenario libraries, simulations, regression detection, and autonomy promotion gates.
- Build reusable platform patterns for prompts, tools, policies, evaluations, rollout controls, ownership, and rollback.
- Make model and inference architecture tradeoffs involving latency, cost, quality, structured outputs, caching, fallback behavior, provider choice, and routing.
- Write production code, review implementations, inspect traces, debug failures, and improve agent behavior.
- Partner with product and domain engineering teams and contribute to platform contracts and technical direction.
Requirements
- Experience building production software systems and reliable APIs, workflows, tools, or services for agent execution.
- Ability to design platform primitives for context, memory, evidence, tools, actions, approvals, and evaluation.
- Experience reasoning about agent failure modes such as stale context, incorrect tool calls, unsafe actions, poor retrieval, latency spikes, and cost regressions.
- Ability to work across engineering, product, architecture, security, data platform, and leadership stakeholders.
- Strong communication skills and willingness to contribute to technical direction while delivering production systems.
Benefits
- Flexible time off, learning and development opportunities, onboarding, leadership training, Bonusly, and peer-nominated awards.
- Company-paid medical, dental, and vision options, including fully employer-paid options and dependent coverage, plus FSA, HSA, 401(k) match, and telehealth memberships.
- Parental leave, fertility, surrogacy, and adoption support, maternity support, breast milk shipping, pet insurance, legal advisory services, and financial planning tools.
- Salary ranges vary by US location: Zone 1 applies to CA, CT, DC, MD, MA, NJ, NY, VA, and WA; Zone 2 applies to other US locations.
Categories
About ServiceTitan
ServiceTitan builds a cloud platform for home and commercial service contractors to run operations, including CRM, scheduling/dispatch, field mobile apps, estimates, invoicing, payments, and reporting. It also offers embedded fintech for payments and consumer financing, plus integrations for inventory and accounting. Founded in 2012 and headquartered in Glendale, California, it serves contractors across HVAC, plumbing, electrical, and roofing, and sells via subscription with add-on modules.