Frontend Engineer

Hercules

Senior or staff level Frontend Engineer at Hercules developing user experiences for AI software development. Building interfaces including AI Agent, App Builder, and mobile applications.

Posted 4/16/2026full-timeSan Francisco • California • 🇺🇸 United StatesMid-LevelSenior💰 $100,000 - $250,000 per yearWebsite

Tech Stack

Tools & technologies

PostgresReactRedisTypeScript

About the role

Key responsibilities & impact

Build and own user-facing interfaces and experiences across Hercules including our AI Agent
Develop App Builder, the interface that makes it easy to build, preview, and deploy apps
Create Mobile app, our PWA-based mobile building experience
Design Marketing pages, our public display pages for products, features, and docs

Requirements

What you’ll need

Software fundamentals: system design, architecture, data modeling, and API design
Code and codebase quality: write clean, maintainable code. Work effectively in monorepos
Product sense: track record of independently shipping lots of features to customers
Design sense: beautiful, opinionated sense of UX/UI using cutting-edge frontend innovations
Our core stack: TypeScript, React, (and ideally some containers, Postgres, and Redis experience)
AI: able to truly 10x your workflow by being on frontier of AI coding

Benefits

Comp & perks

Unlimited AI token budget
Take what you need vacation policy
Healthcare, vision, and dental
Daily lunches, dinners and snacks in the office
We guarantee you will do the best work of your career here

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

TypeScriptReactAPI designdata modelingsystem designarchitectureclean codemaintainable codefrontend innovationsPWA

Soft Skills

product sensedesign senseindependently shipping featuresUX/UI design