Founding AI Engineer

True; New York (NY); On-site; USD 200,000 - 250,000; Full time

Benefits offered by this job

Visa sponsorship

Job summary

[Company not specified in HTML] is building a real-time AI voice agent for sales. It seeks an engineer with 4–7 years in AI, experience shipping agents, and one year in real-time or voice AI. The role focuses on TypeScript/Node/Next.js, browser automation, and shaping the agent’s future capabilities.

On-site in New York, Visa sponsorship available. The position entails leading technical direction, collaborating with customers and design partners, and delivering end-to-end product features with

Qualifications

• Four to seven years of AI engineering experience, including hands-on shipping of AI agents in production.
• At least one year working with real-time or voice AI systems (e.g., WebRTC, LiveKit, streaming).
• Experience with voice AI, browser agents, or similar AI products; familiarity with evaluation, observability, and cost optimization.
• Proficiency in TypeScript, Node.js, and Next.js; experience with browser automation tools like Playwright.
• CS degree or strong technical background with solid software engineering fundamentals.
• Startup founder or founding engineer experience is relevant.

Responsibilities

• Build the agent's reasoning, tool use, memory, and recovery for live conversations with real-time latency.
• Develop evaluation pipelines and use call data to drive improvements, including fine-tuning where effective.
• Improve browser automation reliability to demo products in live browsers while talking to buyers.
• Ship product features end-to-end using TypeScript, Node.js, and Next.js in collaboration with customers and design partners.
• Set technical direction for model selection, build-vs-buy decisions, and future agent capabilities.

Skills

AI engineering

Real-time/voice AI systems

Browser automation

Technical leadership

Education

CS degree or technical background

Tools

TypeScript

Node.js

Next.js

Playwright

WebRTC

LiveKit

Job description

ABOUT THE ROLE

Join an early-stage B2B SaaS team as its fifth engineer and lead the technical direction of a real-time AI voice agent for sales. The agent participates in live customer calls, demonstrates products through browser interactions, and follows up with prospects.

WHAT YOU'LL DO

• Build the agent's reasoning, tool use, memory, and ability to recover when live conversations go off script, while meeting real-time latency requirements.
• Develop evaluation pipelines and use call data to drive measurable improvements, including fine-tuning where it is effective.
• Improve browser automation reliability so the agent can demonstrate products in a live browser while speaking with buyers.
• Ship product features end to end using TypeScript, Node.js, and Next.js, working directly with customers and design partners.
• Set technical direction for model and method selection, build-versus-buy decisions, and future agent capabilities.

WHAT WE'RE LOOKING FOR

• Four to seven years of AI engineering experience, including hands-on experience shipping AI agents end to end in production.
• At least one year working with real-time or voice AI systems, such as WebRTC, LiveKit, streaming, or other low-latency applications.
• Experience with voice AI, AI sales, browser agents, or another fast-growing AI product, plus familiarity with agent evaluation, observability, and cost optimization.
• Proficiency in TypeScript, Node.js, and Next.js, with experience in browser automation tools such as Playwright.
• A computer science degree or another technical background, with strong software engineering fundamentals.
• Startup founder or founding engineer experience is relevant.
• Must be based in New York or able to relocate there from the first day.

COMPENSATION & BENEFITS

• Base salary is $200,000 to $250,000 annually.
• Visa sponsorship is available.

LOCATION

On-site in New York, New York, United States.