Senior AI Engineer @milia.io

Job description

milia is the AI-powered all-in-one platform for German tax advisory firms: workflow management, client portal, document intelligence, and DATEV integration — all in one system. Our AI layer, milia.AI , is not a feature. It's the core of the product. We're looking for a Senior AI Engineer to help build, own, and scale it. WHAT YOU WILL BUILD: Agentic Workflow Engine: autonomous, multi-step workflows for tax processes (documents, deadlines, client communication) Document Intelligence: extraction, classification, and analysis of tax-relevant documents (P&L statements, receipts, DATEV exports) Tool-Calling & Custom Prompt Library: structured LLM usage across internal and external APIs DATEV API integration with semantic processing of financial data Real-time financial analysis features (P&L analysis, liquidity planning, KPI dashboards) WHAT YOU BRING: Production-level experience with LLM integration (OpenAI, Anthropic, Gemini — API-level, not just wrappers) Proficiency in tool use and function calling, RAG architectures, prompt engineering at scale Experience with agentic frameworks (LangChain, LlamaIndex, or custom implementations) Strong backend skills: Python or Node.js, REST/GraphQ...