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Mandatory Internship(Unpaid): Backend / Full-Stack Developer for AI SaaS

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IndieKidz GmbH logoIndiekidz · Berlin, Germany
Full-timeRemote2w ago
JavaScriptTypeScriptJavaNode.jsExpressRedis
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Requirements

  • You have hands-on knowledge of JavaScript / TypeScript
  • You understand backend development, APIs, databases, and Git
  • You are interested in early stage AI, SaaS products, and product development
  • You can work independently in a remote setup
  • You write clean code and are willing to learn
  • You are reliable, curious, and proactive

Benefits

Real experience building an AI SaaS product from early stageHands-on work with modern backend and AI infrastructureExposure to product thinking, architecture, and startup executionOpportunity to work directly with the founderRemote and flexible working setupInternship certificate after successful completionRecommendation letter based on performanceCompanyIndieKidz GmbH / OcciboLocationRemoteEmployment TypeMandatory Internship / PflichtpraktikumDuration3-6 monthsUnpaid mandatory internshipPlease send us:Your CVGitHub profile or portfolioShort note explaining why you are interested in this internshipYour required internship duration and earliest start dateFind more English Speaking Jobs in Germany on ArbeitnowCompensation

Additional Information

IndieKidz GmbH is a Berlin-based early stage startup building creative learning products for children. Our software product, Occibo , is an AI-assisted children's book creation platform. It helps authors, parents, teachers, and small publishers turn a manuscript into a complete children's book workflow, including editing, illustration planning, character consistency, layout, export, and promotional assets. We are looking for a motivated Backend / Full-Stack Developer Intern to support the development of Occibo mainly open to work in early stage startup. Duration: 3-6 months / Compensation: Unpaid mandatory internship Tasks You will work on the technical development of Occibo, mainly on backend services, APIs, database logic, file handling, AI workflow integration, and selected full-stack features. This role is ideal for a student who wants hands-on experience building a real SaaS product using modern backend and AI infrastructure. Build and improve backend APIs using Node.js, TypeScript, and Express.js Work with Supabase for database, authentication, and data management Support file storage workflows using Cloudflare R2 Help build AI workflow orchestration for book creation, illustration, layout, and export Work with queue-based processing using Redis and BullMQ Support integration with AI image-generation workflows such as ComfyUI Create clean, maintainable, and well-documented code Debug, test, and improve existing backend services Support selected frontend or full-stack tasks when needed Collaborate with product, design, and content team members

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