At 5Plus (part of Pentadoc Group), we build production-grade AI systems that solve real operational problems for our customers.

As a Working Student - AI Engineering, you will help design, build, and deploy AI applications - from LLM-powered workflows (e.g., intelligent document processing) to agentic systems that integrate deeply into our customers' business processes.

You'll work hands-on alongside experienced engineers and take on real responsibility from day one. This role is hybrid (remote + Würzburg) and fits flexibly around your studies.

Your daily business

Build and ship features for AI systems, from prototype to production
Develop LLM-powered applications (incl. RAG, tool usage, validations) with a focus on reliability and cost-efficiency
Contribute to agentic systems (e.g., planning, tool orchestration, multi-step workflows) and their integrations into customers' systems
Set up evaluations – test datasets, metrics, benchmarks, and monitoring
Help optimize systems across latency, cost, and quality
Work with customers and the team to turn real-world problems into concrete technical solutions

Your profile

Enrolled in Computer Science, Data Science, AI, or a related field
Solid Python skills
First hands-on experience with LLMs or ML tooling - from university, side projects, or internships
Curiosity about what makes LLM applications reliable, safe, and scalable
Ability to work independently and take ownership of your tasks

Some bonus points to score

Experience with agentic architectures (planning, memory, multi-agent coordination)
Experience with cloud infrastructure (AWS, Azure, etc.)
Proficient in German (written and spoken)
Own projects on GitHub, open-source contributions, or technical writing

Some of your benefits at 5Plus

Real ownership: Work on AI solutions that go live quickly
Learn from a small, experienced team with fast decision-making
Flexible working hours that fit your study schedule, and freedom to choose your workplace
Learning budget and support for conferences
Option to write your Bachelor's or Master's thesis with us

To plan an initial conversation quickly, please make sure your application contains all relevant documentation and information, you'd like to share with us.

We look forward to meeting you!