LLM Engineer at JUST ADD AI (all genders)

As an LLM Engineer, you understand the potential of AI and especially LLMs, follow current developments, and apply this knowledge to solve real-world problems across a wide range of industries, projects, and products.

• Development: You develop (automation) solutions in small, self-directed teams by combining LLMs and software engineering
• LLM Optimization: You optimize LLMs through finetuning, prompting, and RAG
• Agent-based Workflows: You develop agent-based LLM workflows
• Coding Assistants: You develop, test, and document making the most intensive use of LLM-based coding assistants
• End-to-End: You are involved in the development from conception to deployment
• LLM Security: You actively follow new attack vectors against LLMs and develop measures that stay one step ahead of them

• You hold an excellent Master's degree in Computer Science or have a comparable background
• You have comprehensive and always up-to-date knowledge in the field of LLMs, and are familiar with current models, benchmarks, and frameworks
• You have a deep technical understanding of the Transformer architecture
• You have experience with RAG, prompting, hosting, and finetuning of LLMs
• You have excellent programming skills, live by best practices, and have successfully shipped software projects
• You get the maximum out of LLM-based coding assistants: parallel sessions, MCP tools, Agent.md, workflow automation – and you are constantly looking for ways to become even more productive
• You enjoy working in a team and can communicate effectively with people of different professions (technical and non-technical)
• You have excellent German language skills
• You have a strong sense of responsibility and identify risks early on
• Through your motivation and self-discipline, you achieve a high quality standard, deliver results on time, and motivate other team members
• You use modern tools, including AI, to work more efficiently

• Successful since 2017 – and today the core of a young group of companies with over 100 highly motivated and talented people
• AI thrives on exchange: We organize events like the THINK REACTOR Meetup and regularly attend community gatherings like AI Tinkerers. Come by and get to know us!
• Short decision-making paths and the opportunity to contribute and make a difference
• Access to all current AI models and AI tools (e.g. Cursor, Claude Code, Codex)
• Modern offices at the headquarters in Bremen and coworking spaces in Hamburg and Oldenburg.
• Company fitness, BusinessBike, and our own company boat
• Coverage of e-learning courses of your choice
• Regular team events and annual offsites
• Renowned international clients from a wide range of industries
• Fair, competitive salary and profit sharing
• 30 days of vacation and the option for part-time work
• Top hardware, height-adjustable desks, and multiple monitors at every workstation
• Obviously: organic fruit/vegetables, smoothie bar, unlimited ice cream, beverages (great coffee, mate, etc.)