AI Backend Engineer (Python + Azure, German Required) | LLM Document Processing

O projekcie: 100% remotely (within Poland only) or in our office: Warszawa B2B: 90–130 PLN netto + VAT Hi, Polcode here! We’re a global, people-first software house matching ambitious developers with challenging projects. Our team of almost 100 professionals helps build and improve digital businesses, software platforms, eCommerce stores, websites, apps, and everything in between. And they’re good at it. We’re looking for an AI Backend Engineer to join a project focused on building modern, AI-powered solutions for automated document processing and information extraction. The cooperation is planned until the end of September 2026, with a strong possibility of extension. The project covers the full lifecycle - from requirements analysis and solution design to development and go-live, followed by ongoing DevOps, maintenance, and continuous improvement. You’ll be working on systems that process heterogeneous document formats (including scanned PDFs) and integrate with enterprise environments. The technical stack is centered around Python (FastAPI), LLM orchestration frameworks (LangChain, LangGraph), and Microsoft Azure services such as Azure OpenAI, Document Intelligence, Blob Storage, and Storage Queues. Why this project is worth your attention: - End-to-end involvement across the full development lifecycle - Real-world AI use cases in document processing and information extraction - Work with LLMs in production environments - Modern Azure-based architecture and tooling - Long-term engagement with extension potential - Integration with enterprise systems and complex data flows. Perks of being a #Polcoder: - Multisport card, private medical care, life insurance, and meaningful gifts to celebrate important days - All the necessary equipment for comfortable work - Professional onboarding process - We respect your private life - no overtime, no weekend jobs, work-life balance only, promise! - Work at times that suit your daily rhythm, from the place of your choice - Your work is appreciated - we believe in the power of feedback, as well as the one you give us. TL;DR - AI Backend Engineer (Python + Azure) - LLM pipelines, document processing, enterprise integrations - Contract until 09.2026 + extension - B2B: 90–130 PLN/h + VAT - German required We strongly believe that putting people first makes our work better. We encourage you to grow your career, contribute to open source, and follow your passion. We wanna do great things with you! 💜 Sounds like a match? Let’s talk! If you’d like to know more or have any questions, reach out to Ela - she’s always open for a quick chat. Wymagania: What we’re looking for: - Strong experience in Python backend development - Experience with FastAPI or similar frameworks - Hands-on experience with Microsoft Azure - Experience working with LLMs or AI-based systems - Experience building APIs and integrations - Understanding of event-driven or queue-based architectures - German language skills (B2/C1 minimum – mandatory). It would be great if you also have: - Experience with LangChain or LangGraph - Familiarity with Azure OpenAI and Document Intelligence - Experience with enterprise integrations (e.g., SAP) - Experience with SAP Event Mesh - Good command of English. Codzienne zadania: - Design and develop backend services for document processing - Build and optimize LLM-based information extraction pipelines - Integrate OCR and document analysis functionalities - Develop APIs and system integrations - Implement event-driven and queue-based processing - Integrate solutions with enterprise systems (e.g., SAP landscape) - Support deployment, monitoring, and continuous improvement.