Freelance Full-Stack Developer | Django | AI Products | Python & LLM Integration | Remote 100%

Remote (worldwide) Freelance | ~60 hours/month We are an independent German digital marketing agency with proprietary technology. hurra.ai is our AI product, a growing platform that sits at the intersection of marketing intelligence and artificial intelligence. We are expanding the small, focused team building it. We are looking for an experienced freelance full-stack Django developer to join us on a part-time basis and contribute to the continued development of hurra.ai. Tasks Build and extend features across the full stack of hurra.ai, working primarily in Django with a lightweight frontend layer using HTMX, Alpine.js and Tailwind CSS. Integrate third-party APIs and AI services, including LLM providers such as OpenAI, Anthropic and OpenRouter, as well as marketing data sources. Write clean, maintainable Python code and contribute to a well-structured, evolving codebase. Work independently in a remote environment, manage your own workload, and communicate clearly with a small, senior team. Bring your own ideas and experience to help shape how we build and improve the product. Requirements What you bring 5 years of hands-on experience as a full-stack developer, preferably with Django as your primary framework. Solid Python skills and a track record of building and shipping real products. Experience building AI-powered products using LangChain, LangSmith, OpenAI, OpenRouter or Anthropic APIs. Familiarity with Docker and confident Git wo