Stealth Startup

Founding Full Stack Engineer

LocationSan Francisco, CA
Job Typefull_time
Salary$150,000-$220,000

About This Job

Founding Full‑Stack Engineer (San Francisco, CA | $150K–$220K + equity)

A YC‑backed Seed org in SF is hiring founding full‑stack engineers to power next‑gen voice AI agents for enterprise call automation.

This is a rare chance to join a mission‑driven, highly committed founding team and ship impactful systems from the ground up. They’re already automating 100K+ phone calls per day with 90% CSAT and have raised $4.5M (YC W25, Paul Graham, Nexus), backed by $1M+ in ARR and double‑digit MoM growth.


What they’re looking for:

2–5 years of full‑time software engineering experience
Strong proficiency in TypeScript and Next.js
Python (async) experience
Ideally prior early‑stage or founding engineer experience
Experience with GenAI, LLMs, or real‑time, low‑latency systems is a plus


Compensation:

$150K–$220K base
0.5%–1.5% equity
Fully in‑person in San Francisco (5 days/week; OPT acceptable, visa sponsorship not available)

If you’re excited to build with speed, precision, and impact—this could be your moment.

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