CareerPlan

Senior Staff Software Engineer-Voice AI Agent Prompting

Santa Clara, CALIFORNIA, usFull-time2026-10-14 → 2026-11-11

Core

Design, build, and operate production voice AI agents that interpret caller intent, reason over context, invoke tools, and act on behalf of callers in live audio channels.

Role type

Senior Staff Software Engineer (Voice AI Agent Prompting & Orchestration)

Builds

Agentic voice applications, autonomous call workflows, and telephony integrations for live customer environments.

Domain

Telecommunications, Contact Centers, Voice AI, Large Language Models

Deliverable

production ML models

Required skills

System design, API integration, data modeling, automated evaluation, prompt engineering, agentic instruction authoring, voice platform expertise, software engineering fundamentals, non-deterministic system testing

Preferred skills

Advanced degrees, certifications

Technologies

CTI, CCaaS, telephony platforms, streaming audio, speech recognition/synthesis, LLMs

Responsibilities

Design and ship agentic voice applications with intent interpretation and tool invocation; Author and version system instructions, role definitions, and guardrails; Build automated evaluation frameworks for non-deterministic voice behavior; Specify requirements for AI coding agents and review their output; Monitor call quality, safety, and reliability in production; Collaborate with product and design teams on success criteria.

Seniority

Senior Staff, hands-on IC