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Founding Frontend Software Engineer

San Francisco Bay Area
Visa Sponsorship Relocation
This Job is No Longer Active This position is no longer accepting applications

Founding Frontend Software Engineer role at Rec Gen involves building and shipping complex UI on top of API-driven systems, translating real-world workflows into intuitive frontend experiences, and defining frontend patterns and components. The ideal candidate has 3+ years of experience building production, user-facing web applications, and strong React and TypeScript experience. The role offers a competitive salary and benefits package.

Key Highlights
Founding-level ownership with real influence over product direction
Highly technical, in-person engineering culture
Early-stage upside without early-stage chaos
Key Responsibilities
Own the frontend architecture and implementation of new, customer-facing products
Build and ship complex UI on top of API-driven systems and large data models
Translate real-world workflows into intuitive, scalable frontend experiences
Technical Skills Required
TypeScript React Modern state management (MobX or similar)
Benefits & Perks
$160k–$225k base salary
Meaningful equity ownership
Healthcare coverage
Nice to Have
Experience at early-stage startups (Seed–Series B)

Job Description

Founding Frontend Software Engineer

Full-time | On-site | San Francisco, CA

Comp: $160k–$225k base + equity

Visa sponsorship available

The opportunity

I’m working with a well-funded, early-stage technology company building mission-critical software in a massive, non-obvious industry. They’re hiring a Founding Frontend Software Engineer to own and scale core user-facing product surfaces from the ground up.

This is a rare role that combines founding-level ownership with a business that already has real customers, revenue, and product-market validation.

What you’ll do

Own the frontend architecture and implementation of new, customer-facing products

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