We are looking for a candidate with experience in handling complaints in the telecom sector, and with sales skills to turn a complaint into a customer loyalty opportunity. Are you passionate about retention and service quality? This opportunity is for you! Responsibilities: Handling complaints and calls to prevent customer churn. Turning complaints into sales opportunities to retain customers. Customer service in the telecom sector. Why work with SOSMATIC? Young, dynamic and collaborative environment. Motivating work where your ideas are valued. We offer: 40-hour working week (Monday to Friday, 9 AM to 6 PM). Permanent contract, salary of €16,576 gross per year + commissions. If you have the ability to handle telecom complaints and convert them into trust and loyalty, we want to meet you. Job type: Full-time, Permanent contract Salary: €15,000.00-€16,000.00 per year Benefits: * Optional remote work Schedule: * Monday to Friday Additional compensation: * Performance bonus * Overtime pay * Commission plan Experience: * Customer retention: 1 year (Required) Language: * Catalan (Required) Job location: On-site