**Functions:** \- Issuance of electronic invoices, credit notes, and electronic shipping guides. \- Review customer orders with the sales department (prices/discounts/promotions). \- Coordinate with the logistics operator and transportation company for shipment and returns of goods. \- Coordinate delivery and returns of goods with the customer (time windows). \- Support in controlling inventory at the logistics operator (reconciliation). \- Prepare weekly-monthly sales reports by products/customers. \- Keep updated records of merchandise returned by customers. \- Document management, maintaining up-to-date document files. **Requirements:** \- Experience in billing processes. \- Technical or university studies in administration, accounting, and logistics. \- Knowledge and proficiency in Excel, Word, PowerPoint. \- Experience using billing systems such as Contasis and Concar. \- Age between 25 to 35 years. **Offer:** \- Temporary contract for 5 months. \- Work schedule from Monday to Friday, 9:00 AM \- 6:00 PM. \- Salary S/. 1800\-2000 depending on experience. Job type: Full-time Salary: S/.1,500\.00 \- S/.2,000\.00 per month Work location: On-site job