Artificial Intelligence Engineer in Berlin

Join an international team working on meaningful education projects.

about us

Akelius Languages is an educational organization with offices in Berlin, Nicosia, Limassol, and Larnaca.

We are developing an application for learning languages and math.

Physics will soon join the portfolio.

We also produce books, board games, and other learning materials.

Our products are used by non-governmental organizations worldwide, for bringing education to people in need.

• Learn more at Akelius. education
• You will work in our Berlin office, who you are

We are looking for a highly organized, detail-oriented and proactive specialist with a degree in Computer Science or related field, who enjoys designing AI systems that are reliable, extensible and genuinely useful for people.

experience

• hands-on with building LLM-based agents or AI assistants in production
• development of tool / function calling and multi-step AI workflows
• strong knowledge of prompt and context engineering, and structured outputs
• development of retrieval-augmented generation (RAG) solutions
• understanding of LLM cost optimization - caching, model routing, token budgets
• experience with evaluation and testing of AI agents and their outputs
• solid software architecture skills - modular, extensible system design
• proficiency with Python or Type Script or Java, REST APIs and Git
• familiarity with Model Context Protocol (MCP), agent frameworks
• interest in education or experience with edtech products is an advantage key responsibilities
• design and develop an AI assistant platform for teachers, starting with math
• build skills such as lesson planning, explaining concepts and lesson preparation
• develop tools the assistant can use, such as graph and visual creation
• design the platform to be extended to other subjects and new skills
• connect the assistant to our course content, ensuring answers are accurate and relevant
• optimize performance and costs for tens of thousands of users
• build evaluation and testing processes together with our content team
• monitor quality, usage and costs of AI features
• document how our AI works in clear language, supporting compliance with data protection and AI regulations
• a meaningful role in multinational team
• 25 days of paid annual leave
• laptop and mobile phone
• monthly team events
• company trip abroad every two years, which is a mix of education, culture, activity, and fun
• bright and modern office in central Berlin
• yoga sessions at the office
• complimentary beverages and fresh fruit

We value diversity and inclusion.

We welcome applications from all backgrounds, regardless of gender, age, disability, origin, religion, or identity.

What matters to us is your motivation, skills, and willingness to learn.