Senior AI Software Engineer (LLM & RAG Systems)

Nash Technologies
Böblingen, Germany
9 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Shift work
Languages
English
Experience level
Senior

Job location

Böblingen, Germany

Tech stack

Java
JavaScript
Artificial Intelligence
HTML5
CSS
Eclipse
Python
Machine Learning
NumPy
Open Source Technology
Release Management
Responsive Web Design
Software Engineering
Systems Integration
Web Applications
Web Application Frameworks
XML
Extensible Stylesheet Language Transformations (XSLT)
Document Enterprise Platform
Large Language Models
Prompt Engineering
Generative AI
FastAPI
Pandas
Information Technology
Low Latency
Web Technologies
Jenkins

Job description

Nash Technologies is seeking for a Senior AI Software Engineer (LLM & RAG Systems) m/f/x in Boeblingen to support the design, development and optimization of enterprise-grade LLM and RAG solutions.

The candidate will be responsible for the end-to-end implementation and integration of AI systems into our web and documentation platforms. Working closely with cross-functional teams to deliver robust, production-ready solutions., * Design, implement, test and optimize end-to-end Retrieval-Augmented Generation (RAG) pipelines, including data parsing, ingestion, prompt engineering and chunking strategies

  • Evaluate and deploy Large Language Model (LLM) applications, focusing on metrics such as correctness, latency and hallucination
  • Integrate AI components into web applications and documentation platforms using Java, Eclipse IDE and related technologies
  • Write clean, maintainable and testable code following best practices in both Python and Java
  • Build and release product documentation updates using Jenkins CI
  • Provide technical support and development for a responsive web application (online help system) based on Eclipse

Requirements

Do you have experience in XSLT?, Do you have a Master's degree?, * Master's or Ph.D. in computer science, machine learning, software engineering or related field

  • Minimum 2 years of hands-on industry experience in AI engineering and software development
  • Proven experience in LLM/RAG development and Python frameworks (e.g., SentenceTransformers, Pandas, NumPy)
  • Experience with vector databases (e.g., Chroma), RAG evaluation frameworks, and open-source LLMs (e.g., Qwen, Llama)
  • Clear communication and presentation skills; strong team player
  • Excellent English language skills

Good To Have

  • Full-stack development experience, especially integrating AI models into web applications (e.g., FastAPI, MCP)
  • Skills in Java, Eclipse IDE, and web technologies (JavaScript, HTML5, CSS3, XML, XSLT)

Benefits & conditions

Pulled from the full job description

  • Flexible schedule, * A permanent position in an exciting and growing team
  • Hybrid work model
  • Flat hierarchies and flexible working hours
  • Professional training and excellent development opportunities
  • Attractive salary, a subsidy for the DeutschlandTicket, bike leasing and EGYM Wellpass membership
  • Regular team and company events

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