Onlano
AI / Machine LearningRemote

Data Engineer (AI/LLM Pipeline Development)

HAYS - Agency

Frankfurt am Main, Hessen, ๐Ÿ‡ฉ๐Ÿ‡ช GermanyFull-time - Mid level (2-4 years)0 applicantsCloses Jun 13, 2026

Salary

CHECK DESCRIPTION

Apply for this job

Job description

Role overview

This role focuses on building scalable AI applications and LLM pipelines with emphasis on production-grade systems. Responsibilities include developing Python applications using FastAPI, managing LLM workflows via OpenAI SDK/LangChain, and implementing prompt engineering techniques. Key priorities include system observability and modern development practices.

Key technologies

Python, FastAPI, OpenAI SDK, LangChain, LangGraph, and async programming patterns.

Responsibilities

  • Develop production-grade Python applications using FastAPI and async patterns
  • Build and maintain LLM pipelines with OpenAI SDK, LangChain, or LangGraph
  • Implement prompt engineering techniques including structured outputs and HITL design
  • Ensure LLM observability through monitoring and debugging tools
  • Design scalable architectures for AI application deployment

Requirements

  • Python proficiency with FastAPI experience
  • Knowledge of LLM pipeline development using OpenAI or similar frameworks
  • Prompt engineering and HITL implementation skills
  • Experience with async programming patterns
  • Understanding of system observability practices

Benefits

  • Work with cutting-edge AI/LLM technologies
  • Collaborative team environment in Frankfurt

Keywords

PythonFastAPILLMOpenAI SDKLangChainPrompt EngineeringAIObservabilityProduction ApplicationsAsync Programming