Senior AI Engineer (Remote Contract) – Build LLM Agents

INFUSE; Polska; Remote; PLN 454,000 - 682,000; Full time

Job summary

Infuse is seeking Senior AI Engineers to design, build and operate LLM-powered agents in production. You’ll work across the full lifecycle from scoping with stakeholders to deployment and ongoing improvement.

We value engineers who think like product owners, define measurable success, ship to real users, and own the outcome after launch. Our stack includes Python, TypeScript/Node.js, PostgreSQL, Kafka, Docker, GitHub Actions, AWS.

Qualifications

• 5+ years of software engineering experience
• Proven experience building LLM-based agents or agentic workflows
• Hands-on experience with agent frameworks and SDKs (Claude Agent SDK, Claude Managed Agents)
• Hands-on experience with MCP and RAG pipelines
• Experience with multiple LLM providers and AWS Bedrock

Responsibilities

• Design and build LLM agents and agentic workflows using MCP
• Build and maintain MCP servers and tool layers for data access
• Own quality and cost with telemetry, prompts, and model/versioning
• Ship through CI/CD with tests and containerized deploys
• Contribute to shared platform pieces like the agent template and gateway
• Work with business stakeholders to scope, prioritize and validate use cases
• Use AI coding tools daily and verify outputs

Skills

Python

SQL

TypeScript/Node.js

English communication

AWS

CI/CD

Observability

Tools

Claude Agent SDK

Pydantic AI

LangGraph

Claude Managed Agents

Kafka

Docker

Job description

Infuse is seeking Senior AI Engineers to design, build and operate LLM-powered agents in production. You’ll work across the full lifecycle from scoping with stakeholders to deployment and ongoing improvement.

We value engineers who think like product owners, define measurable success, ship to real users, and own the outcome after launch. Our stack includes Python, TypeScript/Node.js, PostgreSQL, Kafka, Docker, GitHub Actions, AWS.