Startups

loopfour

Full Stack Software Developer

Applications are paused. We're not reviewing new applications right now. Roles stay listed so you know what's coming — join the list below and we'll email you when they reopen. Engineering Full time Full Stack Software Developer $100K - $140K 0.01% - 2.00% equity Mountain View / San Francisco / Sunnyvale, CA Ship core product features across the Loopfour stack.

Applications paused

About the role

You'll build core product features used daily by finance teams and founders, working across the stack and shipping to production. Bay Area engineers are especially welcome — this role is open to Mountain View, San Francisco, and Sunnyvale. We will sponsor visas. You collaborate closely with product, design, and customers, and help define technical direction as the company grows. We're looking for strong fundamentals, genuine curiosity, and a deep respect for the people who use what you build. The interview is a Zoom conversation with the team and founders — show us something you're genuinely excited about.

What you'll do

Build core product features used daily by finance teams and founders Work across the stack and ship to production Collaborate closely with product, design, and customers Help define technical direction as the company grows Keep quality high with clean, tested, maintainable code What we're looking for 6+ years of software engineering experience Proficiency in Django and Python Strong React and JavaScript/TypeScript skills Solid PostgreSQL and Node.js experience Ownership mindset and high agency Comfort with ambiguity and fast iteration Clear communication and deep respect for users What you'll work with

Frontend

React, Next.js, TypeScript, Tailwind

Backend

Django, Python, Node.js

Database

PostgreSQL

Runtime

Trigger.dev durable workflows

Infra

AWS, Vercel, Docker

Tooling

Git, GitHub Actions

Interested in this role

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Sourced 2026-09-29