Experienced Ionic Developer – Full-Stack (TypeScript, Firebase, PostgreSQL, Vercel)

We are building a marketplace platform (similar to Fresha.de) and are looking for a reliable Fullstack Developer with strong backend understanding. This is not a short-term task – we are looking for someone who can grow with the project and take ownership over time. --- 🔧 Required Skills - TypeScript (very important) - API Design & Backend Architecture - Experience with authentication (JWT or Firebase Auth) - Database experience (PostgreSQL or SQL in general) - Hosting & deployment experience (Vercel, Firebase or AWS) - Experience with domain setup & SSL --- 📱 Mobile / Frontend (important but secondary) - Ionic - Ionic + Capacitor (builds for iOS/Android) - Basic UI/UX understanding (not design, but structure & logic) --- 💰 Bonus (big plus) - Experience with payment systems (Stripe or similar) - Experience with Firebase --- 🧠 What we expect - Minimum 3–4 years of real project experience - Ability to think in systems, not just code - Clean, structured and scalable code - Good communication skills (German or English required) --- ⚠️ Important We are NOT looking for: - pure frontend developers - beginners or people without real-world experience --- 🤝 How we work - Fast, direct communication - Clear tasks and expectations - Long-term collaboration possible We will start with a small paid test task to evaluate fit. If you are interested, please share: 1. Relevant past projects 2. Your experience with backend systems 3. Your availability Looking forward to working together.