Sr Founding Full Stack SWE
Syndesus
San Francisco, United States$200,000 - $280,0008 months ago
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Benefits
Visa SponsorshipFlexible HoursDental & Vision
Job Type
full time
Description
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
This job is found at InterviewStack.io
Skills
automationreacttypescriptnode.jsdashboardsanalyticsapispythonsystem designcustomer onboarding
About Syndesus
Syndesus builds engineering teams in Canada for VC-backed startups in the US, and offers Professional Employer Organization (PEO) services for US companies seeking to employ workers remotely in Canada.
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