Junior Full-Stack Developer
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Job Description
Junior Full-Stack Developer completing uNaice’s SaaS for automated content production and data enrichment. Building React/TypeScript features remotely in Germany.
Responsibilities:
- Complete the uNaice product as part of a two-month fixed-term project
- Develop frontend features using React and TypeScript
- Work with relational databases, SQL, and Supabase
- Implement and use authentication, authorization, Row Level Security, and real-time subscriptions
- Work with HTTP, REST APIs, JSON, forms, and routing
- Retrieve and process data using fetch or axios
- Develop with Lovable and Claude Code as AI-assisted development tools
- Use Git, including commits, branches, and pull requests
- Deploy the application, particularly on Vercel
- Build user-friendly, intuitive interfaces with clear states and understandable error messages
- Independently take ownership of a functional area, with weekly check-ins
- Maintain clear documentation and coordinate with customers and colleagues
- Develop a live SaaS product for automated content production and data enrichment
Requirements:
- Registered residence in Germany
- Work based in Germany
- Cover letter in German
- Fluency in German and English
- Solid foundational knowledge of React and TypeScript
- Understanding of React components, props, state, hooks, and basic custom hooks
- Ability to define TypeScript types and interpret compiler errors
- Knowledge of relational databases and basic SQL queries (SELECT, INSERT, JOIN)
- Understanding of authentication and authorization
- Willingness to learn Supabase, Row Level Security, Supabase Auth, and real-time subscriptions
- Basic understanding of HTTP, REST APIs, JSON, forms, and routing
- Experience with API calls and fetch or axios
- Curiosity about and openness to AI development tools
- Basic knowledge of Git and deployment workflows (commits, branches, pull requests)
- Ability or willingness to deploy an app on Vercel
- Ability to work independently, maintain clear documentation, and participate in weekly check-ins
- Good understanding of usability, UI, and UX, including clear interfaces, states, and error messages
- Nice to have: Stripe, Supabase Row Level Security and policies, a personal side project, Resend/SendGrid, React or Next.js landing pages, Tailwind CSS, Cursor/Copilot/Claude Code
Benefits:
- Real project ownership – you will not be building a CRUD form for a practice app, but something that will go live afterward
- Intensive learning in a modern stack with AI tools that few developers have truly mastered yet
- Direct feedback from the founder
- Flexible remote work – work fully remotely
- A strong addition to your résumé: a real SaaS product developed by you
- 100% remote work
- Flexible working hours and generally full freedom to organize your work and schedule
- Two-month fixed-term project with the potential to continue on additional projects
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