Mandatory Internship(Unpaid): Agentic Backend / Full-Stack Developer(NodeJS/Type

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

- Good to have: Expereince in Langchain/Langgraph/Mastra

- 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

Requirements

- You have hands-on knowledge of JavaScript / TypeScript

- Preference would be given you have strong knoweldge in AI Agentic frameworks like Langchain, Langgraph, Mastra

- 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 stage

- Hands-on work with modern backend and AI infrastructure

- Exposure to product thinking, architecture, and startup execution

- Opportunity to work directly with the founder

- Remote and flexible working setup

- Internship certificate after successful completion

- Recommendation letter based on performance

Company

IndieKidz GmbH / Occibo:

Location: Remote

Employment Type: Mandatory/Voluntary Internship / Pflichtpraktikum

Duration: 3–6 months

Compensation: Unpaid mandatory internship
Please send us:
Your CV
GitHub profile or portfolio

Short note explaining why you are interested in this internship

Your required internship duration, availability hrs/week and earliest start date

Originally posted on Himalayas