Job Summary: We are seeking a self-employed plumber to collaborate on repairs and maintenance of installations, managing services autonomously and with continuous work. Key Points: 1. Stable and long-term professional collaboration 2. Autonomous management of schedules and coherent routes 3. Consistent workload and professional stability We are looking for a **self-employed plumber** to engage in professional collaboration in the **Barcelona area and metropolitan region**. The collaboration follows an organized model based on **coherent routes**, service assignments by zone, and **real autonomy in schedule management**, ensuring continuous work and professional stability. This is a stable collaborative relationship, oriented towards the long term, with a consistent volume of interventions and efficient planning. **Main Responsibilities** * Plumbing repairs * Maintenance of installations * Technical interventions at residential and commercial premises * Handling incidents assigned by zone * Compliance with quality and service standards **Requirements** * Registered as a **self-employed worker (RETA)** * **Class B driving license** * Proven experience in plumbing * Personal mobility * Ability to work autonomously * Professionalism and responsibility Job Type: Self-employed Salary: 3,000.00€–5,000.00€ per month Benefits: * Flexible working hours Work Location: On-site employment