Voice Agent Engineer (Full Stack)

11x

On-site

San Francisco, CA

Full-time

Mid Level

Senior

3+ yrs

$150k–$200kPosted 2mo ago

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Real job — pulled straight from 11x’s careers page · Verified June 5, 2026 · No reposts.

11x is hiring a Voice Agent Engineer (Full Stack) — a full-time, based in San Francisco, CA role ($150k–$200k). Apply directly on 11x's careers page below.

Voice Agent Engineer (Full stack)

Location: San Francisco (On-Site) OR Remote

Department: Software Engineering

Location Type: IN_OFFICE

Employment Type: FULL_TIME

About the Role

As a Voice Agent Engineer, you’ll be the connective tissue between our GTM AI agents and real-world customer outcomes. AI is redefining the way people sell - and the Voice team is on the front lines of making that happen.

Location is flexible—we’re hiring in San Francisco (in-office) and remotely throughout the U.S. and Canada.

What You’ll Do

Design, build, and iterate on fullstack systems that power AI agents from concept to deployment
Research and evaluate new approaches to agent orchestration, prompting strategies, and model alignment
Collaborate with product, design, and GTM teams to improve UX and usability for non-technical users
Share learnings, document findings, and contribute to the evolution of internal best practices
Participate in peer reviews, brainstorming sessions, and technical deep dives with our global team

Ideal Candidates Have

3+ years of experience in a product-oriented software engineering role
A CS/Engineering degree & professional experience; bonus if you’ve worked in a startup, consulting, or customer-facing technical role before
Strong programming fundamentals in Typescript, React, NextJS, and NodeJS
Familiarity with APIs, data flows, and debugging live systems
Interest in AI/ML, conversational AI, or voice technologies
Responsive and proactive in addressing customer needs with bias for action - comfortable shipping quickly and improving continuously in live deployments

Base salary range: $180,000 – $200,000

*Final offer will be based on a variety of factors, including role level, relevant experience, skills, and job-related expertise.

11x is an equal opportunity employer and does not discriminate on the basis of race, gender, sexual orientation, gender identity/expression, national origin, disability, age, genetic information, veteran status, marital status, pregnancy or related condition, or any other basis protected by law.

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Frequently asked questions

What is the salary for Voice Agent Engineer (Full Stack) at 11x?

The estimated salary range for Voice Agent Engineer (Full Stack) at 11x is $150,000 - $200,000 USD per year.

What skills are required for Voice Agent Engineer (Full Stack) at 11x?

The required skills for Voice Agent Engineer (Full Stack) at 11x include: TypeScript, React, Next.js, Node.js, API.

What is the seniority level for Voice Agent Engineer (Full Stack) at 11x?

Voice Agent Engineer (Full Stack) at 11x is a Mid Level / Senior level position.

How do I apply for Voice Agent Engineer (Full Stack) at 11x?

You can view the full description and apply for Voice Agent Engineer (Full Stack) at 11x on EchoJobs: https://echojobs.io/job/11x-ai-voice-agent-engineer-full-stack-6palt.

Job description