Senior AI Platform Engineer - Copilot & Automation

Billennium; Warszawa; Hybrid; PLN 240,000 - 360,000; Full time

Benefits offered by this job

Udemy for Business

Private medical care

Multisport card

Language lessons

Shopping vouchers

Job summary

Billennium is seeking a Senior AI Platform Engineer to rapidly design, build, and deliver production-grade AI solutions across Microsoft Copilot, Power Platform, LLM gateways, and enterprise automation ecosystems. The role emphasizes hands-on execution, scalable architecture, and governance-aligned implementations.

You will contribute to a standardized enterprise AI platform, building reusable components and automation capabilities to be deployed across the organization, collaborating with

Qualifications

• Proven experience building and deploying production-grade AI solutions.
• Hands-on with Copilot Studio and Power Platform (Power Apps/Power Automate).
• Designing LLM-based systems with agentic workflows and RAG architectures.
• Familiarity with LangChain/LangGraph and AI orchestration frameworks.
• Experience with CI/CD, secrets management, and DevOps practices.

Responsibilities

• Design, build, and integrate AI assistants and copilots using Copilot tools.
• Develop Power Platform solutions and AI-powered workflows for business needs.
• Connect copilots to enterprise data sources with governance and security.
• Leverage AI tooling to accelerate delivery and ensure production-readiness.
• Build agentic workflows using LangChain/LangGraph and implement RAG pipelines.
• Ensure observability, telemetry, and robust release processes for AI services.

Skills

Production-grade AI

Microsoft Copilot

Power Platform

LLM-based systems

LangChain/LangGraph

Python

Docker

Kubernetes (AKS)

CI/CD

Postgres + pgvector

Tools

LangChain

LangGraph

Postgres

pgvector

Redis

GitHub Copilot

Power Apps

Power Automate

Docker

Kubernetes

FastAPI

UiPath

n8n

Job description

Billennium is seeking a Senior AI Platform Engineer to rapidly design, build, and deliver production-grade AI solutions across Microsoft Copilot, Power Platform, LLM gateways, and enterprise automation ecosystems. The role emphasizes hands-on execution, scalable architecture, and governance-aligned implementations.

You will contribute to a standardized enterprise AI platform, building reusable components and automation capabilities to be deployed across the organization, collaborating with