You will be the first engineering hire at a profitable startup building the monetization rails for interactive livestreaming. Working directly with the CTO, you will architect real-time systems and ship products used by 600k+ monthly users. This is a high-ownership role designed for a builder who wants to scale a platform handling $500k GMV monthly.
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San Francisco, United States$140k-$180k + Equity
Founding Engineer at profitable pre-seed monetization infrastructure startup
Join a lean team of six as the first engineering hire at a profitable pre-seed startup backed by Yamaha Music Innovation Fund. This company is building the monetization infrastructure for the livestreaming era, already processing $500k in GMV monthly and serving 600k+ users. You'll work directly with the CTO to architect real-time systems and fan CRM tools that help creators monetize their audiences on Twitch, Instagram, and TikTok. If you're a high-velocity full-stack engineer who loves music and wants a significant equity stake in a fast-growing, profitable venture, this is your chance to shape the future of creator engagement.
Overview
Role overview
Company
Nero
Software
Profitable pre-seed monetization infrastructure startup backed by Yamaha Music Innovation Fund and Antler
Responsibilities
What you will do
- Architect and scale real-time infrastructure using WebSockets for live queues and payment processing for fan submissions.
- Build and ship end-to-end features including fan CRM systems, automated clipping engines, and peer-to-peer payment rails.
- Own the entire DevOps lifecycle, implementing CI/CD pipelines, monitoring, and deployment systems to support hundreds of thousands of concurrent users.
Candidate profile
Who this is a fit for
- 0-4 years of professional experience with a strong portfolio of building 0→1 products or significant side projects.
- Expert-level proficiency in TypeScript, React, Node.js, and PostgreSQL, with fluency in AI-assisted development tools like Cursor or Claude Code.
- A high-velocity builder comfortable with 50+ hour weeks who is passionate about a domain outside of coding, such as music or gaming.
What makes it remarkable
Why this role is remarkable
- Significant equity stake in a pre-seed company that is already profitable and generating $500k in monthly GMV.
- Direct impact on the creator economy, building tools that have already helped artists earn over $3.5M through live engagement.
- High-autonomy environment with a culture of adventure, including previous team work-trips to Mexico and major music conferences.
Jack & Jill
How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
Meet Jack
Jack gets to know what you're great at and what you want next, then searches 14 million jobs daily and introduces you directly to hiring managers.
How does this work?
Jack's an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack's network.
If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.
Jack