Founding Engineer

TL;DR

mcp-use is building open-source dev tools and infrastructure for MCP to help dev teams quickly build and deploy custom AI agents with MCP servers.
Think of Vercel, but oss and vertical on MCP.
mcp-use SDK is one of the most popular MCP libraries with 7,500+ stars on GitHub and 200,000+ downloads.
Used by 20% of US 500 like NASA, SAP, NVIDIA and more than 4,000 companies.

What will you own

• Build the best dev tools for MCP development.
• Develop the best platform to build and deploy MCP servers and agents.
• Improve and expand the features of the mcp-use SDKs.

What we’re looking for

We want people with high agency, smart, and passionate about how LLMs interact with external systems via MCP.

• Must be smarter than the founders.
• Understanding about LLMs and MCP.
• Excellent software engineering skills. You are a great hacker.
• You make good stuff. You have good taste.
• Speed of execution. Startups move quickly.
• You have watched Silicon Valley (optional).

The role requires being in-person at our office in Zurich + traveling with us when we go to SF. We do not offer remote work options.

What you are getting

• You're setting the foundation.
• Direct impact on 200,000+ developers building with mcp-use.
• Work directly with founders and shape the company's technical strategy.
• Good compensation + equity in a rocket ship.
• Hacker house in the best part of Zurich + long periods in SF.

Interview Process

1. Tell us about things you've built before. Include URLs if possible.
2. Intro call
3. Take-home project / oss contribution
4. Paid trial

We expect you to have used mcp-use library and skimmed through our docs.