AI Application Engineer – AI Products (LLM & RAG) (m/f/d) at Machine Learning Reply | BE, DE | Rezi

AI Application Engineer – AI Products (LLM & RAG) (m/f/d) at Machine Learning Reply

AI Application Engineer – AI Products (LLM & RAG) (m/f/d)

Machine Learning Reply · BE, DE

1 weeks ago

AI Application Engineer – AI Products (LLM & RAG) (m/f/d)

Machine Learning Reply · BE, DE

8 days ago
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About the Role

We are seeking an AI Application Engineer to build AI-powered solutions and intelligent product features using modern machine learning and generative AI technologies. This role focuses on creating user-facing AI applications and scalable products, working at the intersection of AI engineering, backend development, product development, and cloud deployment to deliver production-ready AI systems with real business value.

Responsibilities

  • Design and build AI-powered applications and product features for enterprise clients.
  • Design and develop AI applications, such as enterprise assistants, AI copilots, semantic search platforms, and intelligent automation systems.
  • Build LLM-powered applications using Retrieval-Augmented Generation (RAG) and modern AI frameworks.
  • Develop end-to-end AI products, integrating LLM APIs, enterprise data sources, and backend services.
  • Design scalable AI microservices and APIs to integrate AI capabilities into enterprise platforms.
  • Implement vector search, embeddings pipelines, and knowledge retrieval systems.
  • Rapidly prototype AI product features and proof-of-concepts, evolving them into production systems.
  • Collaborate with product managers, designers, AI engineers, and enterprise customers to develop impactful AI solutions.
  • Deploy AI systems to cloud platforms and production environments using modern DevOps practices.
  • Ensure reliable, scalable, and observable AI services through CI/CD pipelines, monitoring, and containerized deployments.

Requirements

  • Degree in Computer Science, Software Engineering, Data Science, or a comparable technical field.
  • Convincing communication and presentation skills in German and English.
  • Strong programming skills in Python and modern backend frameworks.
  • Experience building applications using AI, machine learning, or generative AI technologies.
  • Familiarity with Retrieval-Augmented Generation (RAG) and vector databases.
  • Familiarity with cloud platforms such as AWS, Azure, or GCP.
  • Engage directly with enterprise clients to understand their business challenges and identify high-impact opportunities for AI-driven solutions.
  • Experience running technical workshops or facilitating solution design sessions.
  • Experience developing APIs, microservices, and scalable backend systems, including vector databases.
  • Experience with containerization and DevOps practices (Docker, CI/CD pipelines, Kubernetes, or similar).
  • Experience with frameworks such as LangChain, LlamaIndex, or HuggingFace.
  • Experience deploying AI services in cloud environments.
  • Knowledge of AI observability, monitoring, and evaluation of LLM systems.

Skills

  • Python
  • Backend frameworks
  • AI
  • Machine learning
  • Generative AI
  • Retrieval-Augmented Generation (RAG)
  • Vector databases
  • AWS
  • Azure
  • GCP
  • APIs
  • Microservices
  • Containerization
  • DevOps
  • Docker
  • CI/CD pipelines
  • Kubernetes
  • LangChain
  • LlamaIndex
  • HuggingFace
  • AI observability
  • Monitoring
  • LLM systems evaluation

Location

  • Munich
  • EU-wide workation options
  • Client on-site visits

Work Type

  • Flexible work arrangement
  • Home office
  • On-site office work
  • Client on-site visits

Experience Level

  • Experience building applications using AI, machine learning or generative AI technologies
  • Experience running technical workshops or facilitating solution design sessions
  • Experience developing APIs, microservices and scalable backend systems, including vector databases
  • Experience with containerization and DevOps practices (Docker, CI/CD pipelines, Kubernetes or similar)
  • Experience with frameworks such as LangChain, LlamaIndex or HuggingFace
  • Experience deploying AI services in cloud environments

Education Level

  • Degree in Computer Science, Software Engineering, Data Science or a comparable technical field

Benefits

  • Work in an open and collaborative environment within the global Reply network.
  • Collaboration with interdisciplinary teams across industries.
  • Active social program including paid training, conferences, communities of practice, hackathons and Reply XChange.
  • Mobility package.
  • Gym subsidy & WellPass.
  • Insurance & Pension Scheme.
  • Corporate Savings Plan.
  • KiTa and Childcare Allowance.

About the Company

  • Machine Learning Reply helps organizations turn cutting-edge AI technologies into real-world applications and scalable digital products.