CareerPlan

Senior Staff Software Engineer

Santa Clara, CALIFORNIA, usFull-time$172k–$301k2026-11-10 → 2026-11-12

Core

Set technical direction for model-driven HR capabilities, agentic experiences, and evaluation infrastructure that safely interpret employee/manager intent and act on their behalf.

Role type

Senior Staff Software Engineer (AI/Agentic Systems)

Builds

Architecture, standards, and evaluation infrastructure for multi-team AI agent deployments in the HR domain.

Domain

Human Resources (HR) + Artificial Intelligence (Agentic Systems)

Deliverable

production ML models

Required skills

AI architecture design, agentic instruction/prompt engineering, autonomous workflow design, LLM API integration, retrieval-grounded features, agent orchestration, tool/function calling, structured output enforcement, model migration, entitlement-aware data handling, evaluation infrastructure (datasets, judge calibration, CI gating, drift detection), system design, APIs, data modeling, testing, incident command, Java, JavaScript/TypeScript, React.

Preferred skills

HR domain depth (case management, employee lifecycle, payroll/benefits), integration with core HR/payroll systems, forward deployment model experience.

Technologies

Java, JavaScript, TypeScript, React, LLM APIs, Retrieval systems, Agent orchestration frameworks.

Responsibilities

Define AI architecture for HR agents (decomposition, composition, reasoning, context, tools, autonomy boundaries), manage model selection/migration and cost/latency/quality tradeoffs, design shared instruction/tool surfaces with versioning and upgrade safety, build evaluation infrastructure (golden datasets, CI gates, drift detection), ensure production quality/safety (observability, hallucination monitoring, injection vector defense), establish AI-assisted engineering standards, execute hands-on integration/migration/incident resolution, partner with product/design to co-create scalable solutions.

Seniority

Senior Staff, hands-on IC with technical direction scope.