**About us** We are two growing companies in the wellness and e-commerce sector: **Health Hack** (premium supplements) and **Mastery Brand** (furniture, home, and functional products). We are looking for someone committed, proactive, and with excellent communication skills to join our team and help us deliver an impeccable customer experience. **Key responsibilities** * Respond to messages on **marketplaces (Amazon, Mercado Libre, Walmart), websites, and social media**. * Handle and follow up on **support emails** and post-sales issues. * **Resolve problems** by coordinating with internal departments (operations, logistics, warehouse). * Manage cases such as incomplete shipments, replacements, missing parts, etc. * Prepare **weekly reports** on frequent issues and propose improvements. * Create and update **customer service manuals** for recurring situations. **Ideal candidate profile** * Clear, professional, and empathetic written communication. * Organization, follow-up ability, and sense of urgency. * Capacity to propose solutions, not just execute tasks. * Prior experience in e-commerce and/or customer service is desirable (but not mandatory). * Service-oriented attitude, patience, and focus on continuous improvement. **Expected role metrics (KPIs)** * Average response time within the established limit. * Percentage of cases resolved without escalation. * Reduction of recurring complaints through implemented improvements. * Response quality and customer satisfaction (evaluated monthly). **We offer** * A positive, growth-focused work environment. * A real opportunity to advance within the department. * Training in customer service and e-commerce. Job type: Part-time Salary: $7,000.00 - $10,000.00 per month Expected hours: 24 per week Benefits: * Salary increases * Sick days * Company parking * Free parking * Flexible schedules * Additional vacation days or paid leave Workplace: On-site