FastAPI Backend Developer with a Passion for AI (m/f/d)

Primary Responsibilities:

• API-First Backend Development: Design and build modern REST and async APIs using FastAPI
• System Integration: Develop high-performance interfaces for data sources, services, and AI modules
• AI Data Pipelines: Help design and implement ETL processes to connect Machine Learning and LLM components
• Packaging Backend Solutions: Develop scalable backend components in a containerized (Docker, Linux) environment
• Testing & Optimization: Ensure performance, stability, and scalability through automated testing, profiling, and performance tuning
• Team Collaboration: Work closely in an agile team environment alongside AI specialists and software engineers

Requirements:

• A degree or training in Computer Science, Software Engineering, or a related field
• Strong experience with Python and FastAPI, ideally also with tools like Pydantic, Uvicorn, SQLModel, etc.
• Solid understanding of asynchronous programming, API design, and interface standards (OpenAPI/Swagger)
• Experience with relational databases (e.g. PostgreSQL, Oracle); bonus: exposure to vector databases (e.g. Qdrant, FAISS, Weaviate)
• Familiarity with Docker, Linux, and modern development workflows
• Interest or hands-on experience in AI/ML, particularly with LLMs, NLP, or multimodal AI models
• A passion for clean code, collaboration, and building practical, future-ready tech
• Good communication skills and proficiency in English