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 workflow management. A working style that combines pre-AI fundamentals with modern AI-assisted development. We use tools like Cursor, Codex and Claude Code, and we want to understand how you work with them. Strong written and spoken English. Nice to have Experience with GCP, Azure or CI/CD and DevOps pipelines. Front-end and UI design sensibility. AI handles a lot of this, but a strong eye for design genuinely elevates the product. German language skills would be an advantage. What you can expect flexible, remote freelance engagement of around 60 hours per month. A small, senior team with short decision-making paths and real ownership over what you build. Work on a live, evolving AI product with a clear roadmap and genuine ambition. The freedom to bring your own experience and ideas to the table. How to apply A short video is a required part of our application process. Please submit your CV together with a two-minute video recorded using Loom, your phone or any other tool, and include the link in your application. In the video, tell us a little about yourself, why you are interested in this role, and how you currently work with AI tools day to day. We are not looking for a polished production. The video gives us an authentic first impression of who you are, how you think and how you communicate. We are only able to consider applications that include both a CV and a video. English is our working language. German is a plus and we welcome applicants who speak both. Before applying, please take a moment to watch this short video: https://youtu.be/hgXrsasj1dA English is our working language. German is a plus, and we especially welcome candidates who speak both languages. We look forward to getting to know you! Find more English Speaking Jobs in Germany on Arbeitnow