Founding Design Engineer

About The Company Company

The last agent your company will ever need.

Tech description:

Systems we’re building: custom agent harness, durable actor runtime, agent memory, real-time sync, sandboxes.

Stack: TypeScript and Effect-TS on Bun. Postgres + Drizzle, ClickHouse, Electric SQL, e2b. React across web (Vite + TanStack Router, Next.js), desktop (Tauri), and mobile (Expo), with shadcn and tailwind. Infra AWS + Pulumi.

Co builds Co: PR reviews, security scans, CI babysitting, and codegen all run as agents. Co has access to its own codebase and ships changes to itself and obviously every other part of the company.

Job description:

You’ll design and build the next generation of interfaces for human-AI interaction. Web, desktop, mobile.

**You should have**

* Shipped polished product UI end-to-end: you design and build, no handoffs
* Strong taste in typography, hierarchy, motion, and density; care deeply about the details everyone else skips
* Strong in React, TypeScript, and tailwind; comfortable in Figma when it helps
* Excitement about AI and agents

**Bonus**

* Designed AI/agent surfaces before (chat, streaming, tool calls, multi-agent flows)
* Built a design system from scratch

**Benefits**

* Health, dental, vision (100% covered)
* Flexible PTO
* Equipment of your choice and any AI tools you want to try
* Visa sponsorship if you need it
* Whipping the Clankers