Software Engineer; Founding Team

Join to apply for the Software Engineer (Founding Team) role at mcp-use (YC S25)

This range is provided by mcp-use (YC S25). Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

$/yr - $/yr

mcp-use is building open-source dev tools & infrastructure for MCP to help dev teams quickly build and deploy custom AI agents with MCP servers. Think of Vercel, but open source and vertical on MCP. mcp-use SDK is one of the most popular MCP libraries with 8,000+ stars on Git Hub & 3,000,000+ downloads. Used by 20% of US 500 like NASA, SAP, NVIDIA and more than 5,000 companies.

• 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.

• 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.

• 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.

Entry level

Full-time

Engineering and Information Technology

Software Development