Sr Founding Full Stack SWE

United States·San Franciscofull-timesenior

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Quick Summary

Requirements Summary

$200K - $280k USD Equity: 0.25% - 0.45% Schedule: Full-time, 70 hrs/week (50 onsite + 20 remote, flexible hours) Location: Redwood City, CA 100% medical, dental, vision coverage Un

Technical Tools

OtherFounding Full

Senior Founding Full-Stack Engineer

About the Company

Our client is a fast-growing Y Combinator-backed Voice AI startup transforming sales, support, and customer engagement. With $5M in seed funding and approaching $30M ARR already, achieved with just 20 people, they're building the standard for voice automation at scale.

The Role

As a Founding Senior Full-Stack Engineer, you'll build the core platform powering millions of AI-driven conversations. Working with React, TypeScript, and Node.js, you'll create scalable systems and intuitive interfaces that enable seamless customer experiences.

Key Responsibilities

Develop core features including prompt orchestration, dashboards, analytics, and telephony integrations
Build full-stack systems from polished UIs to robust APIs and DevOps workflows
Own projects end-to-end from architecture to production deployment
Create intuitive interfaces enabling rapid customer activation
Support customer onboarding and translate feedback into product improvements

Requirements

2+ years full-stack experience with React, TypeScript, Node.js, or Python
CS/CE degree or equivalent practical experience
Ownership mindset with ability to solve problems independently
Thrives in fast-paced, dynamic environments
Strong communication and collaboration skills

Compensation & Benefits

Salary: $200K - $280k USD
Equity: 0.25% - 0.45%
Schedule: Full-time, 70 hrs/week (50 onsite + 20 remote, flexible hours)
Location: Redwood City, CA
100% medical, dental, vision coverage
Unlimited meals and snacks
Gym and commute reimbursement
Visa sponsorship available (H1B, TN, L-1, E-3, F-1, O-1)

Interview Process

Online coding assessment (25-30 min)
Technical phone interviews (2 rounds)
Onsite/virtual interviews: practical coding, system design, and automation

Location & Eligibility

Where is the job

San Francisco, United States

On-site at the office

Who can apply

About this job

Pay per year: $200,000–$280,000 a year; 256% above the $67,500 median for Other jobs on Jobera (123,974 salaries).
Who can apply: United States
Posted: 381 days ago
Employer: has 25 open jobs on Jobera in 2 countries.