About the role

Role Overview

X4 Engineering is partnering with an AI infrastructure start-up building a global, real-time communication layer for AI agents. As a Python Developer, you’ll integrate major AI frameworks and LLM providers so millions of agents can communicate seamlessly.

Responsibilities

Build integrations across multiple third-party AI frameworks and platforms.
Design and implement high-performance, high-throughput APIs and microservices.
Enable interoperability by implementing communication standards and protocols for AI agent messaging.
Integrate with LLM providers (e.g., OpenAI and AWS Bedrock).
Scale and deploy services on AWS (or other major cloud platforms).

Requirements

6+ years of strong Python development.
Solid knowledge of Object-Oriented Programming (OOP) and asynchronous programming using asyncio.
Hands-on experience with AI/ML agent frameworks, especially LangChain, Crew.AI, AutoGen, or similar.
Track record building/integrating with LLM providers such as OpenAI and AWS Bedrock.
Experience designing APIs/microservices at high throughput.
Experience scaling/deploying on AWS or other major cloud platforms.
Understanding of AI agent communication protocols and standards.

Nice-to-haves

Strong passion for the AI space and motivation to advance what AI agents can do.

About X4 Technology

X4 Technology partners with innovative software/AI startups building infrastructure for real-time intelligent communication systems. The company focuses on scalable platform infrastructure that helps AI systems, autonomous agents, and enterprise applications interact seamlessly in real time through interoperable communication layers.