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IOIONOS DE

AI Developer with Python for Customer Care AI Platform team(m/w/x)

Karlsruhe
Full-timeWith Home Office
AI/ML

Designing LLM-based workflows and RAG/CAG pipelines for a customer care AI platform. Advanced Python development experience required. Flexible hybrid work, access to international trainings.

Requirements

  • Strong Python and/or Java engineering skills
  • Advanced-level Python development experience
  • Asynchronous programming experience (e.g., FastAPI, asyncio)
  • Building high-performance, production-grade services
  • Experience with streaming architectures (strong advantage)
  • LLM application and multi-agent orchestration experience
  • Building LLM-powered systems
  • Multi-step workflows and stateful agents experience
  • Tool invocation experience
  • Familiarity with orchestration frameworks (e.g., LangChain, LlamaIndex, LangGraph)
  • Building stateful, multi-turn agents
  • Advanced retrieval and context management understanding
  • Deep understanding of vector databases
  • Semantic search experience
  • Embedding strategies experience
  • Re-ranking techniques experience
  • Designing and optimizing RAG pipelines
  • Real-time and low-latency systems design experience
  • Experience with streaming APIs
  • Event-driven architectures experience
  • Performance optimization experience
  • Understanding of quality, cost, and response time trade-offs
  • Evaluation-driven development experience
  • Implementing evaluation frameworks for LLM-based systems
  • Automated QA pipelines experience
  • LLM-as-a-judge patterns experience
  • Familiarity with API design
  • Knowledge of RESTful API design
  • Knowledge of OAuth2

Tasks

  • Design and implement LLM-based workflows
  • Enable structured tool usage and workflow orchestration
  • Ensure secure interaction with internal services via MCP
  • Develop high-performance RAG and CAG pipelines
  • Improve context management and ranking strategies
  • Optimize grounding mechanisms for complex interactions
  • Develop real-time Speech-to-Speech pipelines
  • Focus on streaming architectures and latency reduction
  • Maintain natural conversational flow in voice interactions
  • Build automated QA module for LLM evaluation
  • Measure accuracy, safety, latency, and resolution quality
  • Translate evaluation insights into model improvements
  • Integrate commercial and open-source foundation models
  • Optimize models based on performance, latency, cost, and use-case requirements

Education

  • Vocational certificationOR
  • Bachelor's degreeOR
  • Master's degree

Languages

  • EnglishBusiness Fluent

Tools & Technologies

  • Python
  • Java
  • FastAPI
  • asyncio
  • LangChain
  • LlamaIndex
  • LangGraph
  • Weaviate
  • Qdrant
  • pgvector
  • Elasticsearch
  • RESTful API design
  • OAuth2

Benefits

Flexible Working

  • Flexible work schedule
  • Hybrid work option

Learning & Development

  • Access to local/international trainings
  • Access to e-learning platforms

Career Advancement

  • Access to development and growth opportunities
  • Internal referral program

Modern Equipment

  • Modern technologies

Other Benefits

  • Product responsibility

Healthcare & Fitness

  • Medical services package

More Vacation Days

  • Substitute days off for public holidays

Free or Subsidized Food

  • Meal tickets

Team Events

  • Team events
  • Networking events
  • Summerfest and Winterfest parties

Snacks & Drinks

  • Coffee, soft drinks and fresh fruits
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of IONOS DE and processed the information on Nejo with the help of AI for you. Despite careful analysis, some information may be incomplete or inaccurate. Please always verify all details in the original posting! Content and copyrights of the original posting belong to the advertising company.

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