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Stealth Startup

Founding Engineer

Hybrid

New york, United states

Freelance

12-01-2026

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Skills

TypeScript PostgreSQL Architecture react node.js Next.js

Job Specifications

About the Role

We are a stealth U.S. startup building a high-impact software platform that will redefine operations within our target industry.

We are searching for a Founding Engineer who has previously built and shipped full software products, someone who can take ownership, work closely with the CEO, and help craft the product from the ground up.

You will be building a platform that must be secure, fast, reliable, and scalable.

Your work will shape the foundation of the company.

Responsibilities

Build the MVP quickly while maintaining clean, modern architecture
Write production-level frontend, backend, and database code
Implement platform security, authentication, and data protection
Collaborate closely with the CEO on product decisions and sprint priorities
Build internal tools, dashboards, and new features at startup speed
Help shape engineering culture from day one

Requirements

Experience building software from end-to-end (solo or as a lead)
Strong knowledge of React/Next.js, Typescript, Node.js, PostgreSQL or similar
Ability to architect secure systems with best practices
Entrepreneurial mindset, comfortable iterating quickly
Open to equity-only compensation during initial phase

Compensation

Competitive founding-team equity
Equity-only in the early phase
Remote
Path to salary after funding

If this role resonates with you and you have built full products before, please apply. I review every application personally and would love to explore whether this could be a strong fit.

About the Company

A network for entrepreneurs building in stealth. Submit your information here so investors can find you: harmonic.ai/get-discovered Know more