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Founding Designer

ManaflowDesign
Pay
$130K–$170K
per year
Work mode
On-site
Full Time
Level
Senior

San Francisco, CA at a glance

Rent
#2 of 51
$2,680/mo+46% vs US avg
Weather
#17 of 51
295 mild days0 hot · 0 cold
Income tax
#1 of 51
13.3% top rateCalifornia

What you need

  • Deep knowledge of design components across apps
  • Recognized as a design reference by peers
  • Obsessive taste for native macOS and developer tools
  • Prototype in code and ship production UI
  • Expertise in typography, motion, and systems thinking

What you'll do

  • Design devtools across macOS, TUI, Windows/Linux, iOS, Cloud, web
  • Design AI-powered developer products for maximum utility
  • Own end-to-end look, feel, interaction model, and feedback loops
  • Dogfood, prototype, and ship constantly

cmux is a native macOS terminal built on Ghostty, designed for running multiple AI coding agents in parallel. Hundreds of thousands of developers use cmux to drive their agentic coding workflows.

Check us out at cmux.com and on GitHub.

We're hiring a talented founding designer to help us design the future of coding with AI.

What you’ll do

- Design frontier devtools across the stack: cmux macOS, cmux TUI, cmux Windows/Linux, cmux iOS, cmux Cloud, cmux.com, chatmux, and more

- Help design the most useful product for developers to do work with AI

- Own the look, feel, and interaction model end to end, including user feedback loops

- Dogfood, prototype, and ship constantly

Who we're looking for

No hard requirements. We want talented designers from any background.

Things that make us extra excited:

- You are a walking encyclopedia of design components from all sorts of apps

- People come to you for design references all of the time

- Obsessive taste for native macOS apps and developer tools

- You prototype in code and ship real UI

- Typography, motion, and systems thinking; you care about the 1px details, padding, etc

Details

- Compensation: 130k - 170k + 0.5% - 1.5% equity

- Benefits: Health, dental, and vision insurance

- Location: San Francisco

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About Manaflow

Manaflow is an open-source applied AI lab building AI dev tools. We're the creators of cmux, the open source terminal for coding agents.

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Founding Designer
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