Copilotkit

Job Summary:
CopilotKit is the #1 open-source platform for connecting AI Agents with user-facing applications. The role involves owning deep integrations between CopilotKit and AG-UI, collaborating with major AI teams, and shipping production-quality SDKs that developers depend on.
Responsibilities:
• Build and maintain integrations with agent frameworks and model providers, including AG-UI protocol adapters
• Design clean, idiomatic APIs that feel native to each framework while maintaining ecosystem consistency
• Own full integration lifecycle: research, prototyping, implementation, documentation, and maintenance
• Work directly with partner teams to coordinate releases, resolve compatibility issues, and influence roadmaps
• Create comprehensive examples and guides for rapid adoption
• Monitor ecosystem trends and identify high-value integration opportunities
Qualifications:
Required:
• Track record building integrations, SDKs, or libraries that connect disparate systems
• Strong TypeScript expertise (3+ years); Python proficiency is a plus
• Experience rapidly learning new frameworks and APIs (you have a system for this)
• Comfort working across multiple codebases and languages simultaneously
• AI-native workflow with demonstrated ability to leverage AI tools for exploring APIs and accelerating context-switching
• Clear communication skills for cross-team/cross-company collaboration
• High independence and ability to drive projects end-to-end
Preferred:
• Agent framework experience (LangGraph, CrewAI, ADK, Mastra)
• LLM APIs
• External partner work
• Open-source contributions
• React
• Real-time systems
Company:
CopilotKit is the full-stack framework for building user interactive agents and copilots. The company behind the AG-UI Protocol. Founded in 2023, the company is headquartered in Seattle, USA, with a team of 11-50 employees. The company is currently Early Stage.