Junior Software Developer (React / Supabase)
Summary
MindPal is hiring an on-site junior developer in Gliwice, Poland, to build app features with React, TypeScript, and Vite and backend logic via Supabase (PostgreSQL, auth, Edge Functions) for products in energy, education, and HR-tech. Requires 1+ year commercial experience and B2 English/Polish; paid hourly via contract of mandate.
Do you love programming, solving real problems, and experimenting with new technologies? At MindPal, we’re building intelligent systems that power products across energy, education, and HR-tech — all from our office in Gliwice.
We’re looking for a Junior Software Developer with at least 1 year of commercial experience, who enjoys writing code, exploring new technologies, and turning ideas into working solutions. You don’t need to know everything yet — we value curiosity, a problem-solving mindset, and the motivation to grow.
🟪 Cooperation Details:
- Type of contract: Contract of Mandate (Umowa zlecenie).
- Location: On-site, Gliwice.
- Compensation: 31.40–40.00 PLN gross/hour.
- Develop and maintain application features using React, TypeScript, and Vite.
- Work with Supabase, including PostgreSQL, authentication, and storage.
- Develop backend logic using Supabase Edge Functions and TypeScript.
- Integrate external services through REST APIs.
- Explore AI-powered tools and automation to improve the development process.
- 1+ year of commercial experience in software development.
- Good understanding of JavaScript/TypeScript and React fundamentals.
- Understanding of SQL, relational databases, and PostgreSQL fundamentals.
- Familiarity with REST APIs, asynchronous programming, and Git.
- Experience with Supabase, Firebase, Node.js, or serverless functions is a plus.
- Communicative English and Polish at B2 level (written and spoken).
- Long-term cooperation with opportunities to grow across frontend and backend development.
- The opportunity to work on-site at our office in Gliwice.
- Real projects for international clients using modern technologies.
- Access to AI-powered tools and automation supporting efficient project delivery.
- A collaborative team environment focused on knowledge-sharing, development, and ownership.