Senior Platform Engineer: Agent Gateway & AI Ecosystems

Intellias; Poland; On-site; PLN 180,000 - 300,000; Full time

Job summary

Intellias is seeking a Senior Platform Engineer to design and operate secure, scalable agent communication infrastructure built on AWS AgentCore Gateway. The role focuses on A2A protocol implementation, agent discovery and routing, gateway architecture, authentication, and multi-agent platform integration.

The ideal candidate combines strong Python backend engineering skills with deep expertise in distributed systems, API gateways, and AI agent ecosystems.

Qualifications

• 5+ years of platform or backend engineering experience.
• Experience in API gateway design and implementation.
• Proficiency with AWS AgentCore Gateway and A2A protocol.
• Strong Python backend development using AgentCore SDK.
• Knowledge of OAuth 2.0 and identity-based routing.

Responsibilities

• Design and implement agent communication platforms using AWS AgentCore Gateway.
• Build backend services and integrations using Python and AgentCore SDK.
• Develop agent discovery, registration, routing, and invocation workflows.
• Design secure trust models for agent-to-agent communication.
• Implement OAuth 2.0 and SigV4 authentication for A2A channels.
• Design gateway deployment topologies (shared vs tenant-isolated).
• Establish routing governance and policy enforcement across ecosystems.
• Integrate AI agent frameworks like LangGraph and CrewAI.
• Design scalable multi-agent orchestration across distributed environments.
• Perform gateway performance testing and capacity planning.
• Conduct security testing and threat assessments for channels.
• Collaborate with security, platform and AI teams on best practices.
• Create architecture guidelines and platform documentation.
• Support production operations and ongoing optimization.

Skills

AWS

AgentCore Gateway

Python

API Gateway

OAuth 2.0

Distributed Systems

LLM frameworks

LangGraph

CrewAI

Backend Engineering

Tools

AgentCore SDK

Job description

Intellias is seeking a Senior Platform Engineer to design and operate secure, scalable agent communication infrastructure built on AWS AgentCore Gateway. The role focuses on A2A protocol implementation, agent discovery and routing, gateway architecture, authentication, and multi-agent platform integration.

The ideal candidate combines strong Python backend engineering skills with deep expertise in distributed systems, API gateways, and AI agent ecosystems.