• BI & Data Analysis Support: Integration, cross-referencing, and modeling of data from multiple internal systems, ensuring information integrity for the collections area.
• Data Visualization: Development of dynamic dashboards and management reports, translating complex data into clear visual indicators to support strategic decision-making.
• Software Engineering & Analytics: End-to-end development of an internal web tool focused on process monitoring, planning, and automation. Among its key features, I created a customer service and messaging system via the Official WhatsApp Business API connected to the company's proprietary database, with API integrations to CobranSaaS and CRM, providing real-time management support (Tool Demonstration).
• Advanced Analytics: Implementation of preventive, predictive, and prescriptive analysis layers within the web tool, optimizing credit recovery strategies and anticipating operational bottlenecks.

Support in Business Intelligence, performing analyses, dashboards and cross-referencing system data to generate insights and support strategic decisions in the collections area, with focus on Data Visualization.

Act as a freelance professional managing sales operations on marketplaces (Shopee, Mercado Livre, Amazon and TikTok Shop), offering an end-to-end service from catalog preparation to commercial performance optimization.

My responsibilities include creating and optimizing ads (titles, descriptions, images and attributes), pricing and inventory management, configuration and optimization of sponsored campaigns, continuous monitoring of KPIs (visits, conversion, cancellations, average ticket) and competition analysis to adjust positioning strategy.

I also implemented automations to synchronize inventory and orders, established SLA processes for service and logistics, and delivered actionable reports to clients with tactical recommendations — all focused on increasing conversion, reducing rejections and scaling sales sustainably.

Developed backend solutions in ASP.NET, implementing services and endpoints for integration with billing systems and XML-based flows, ensuring secure and reliable information exchange between platforms.

Modeled databases and optimized SQL queries, created XML file automation and transformation routines, and collaborated with operations to test and deploy updates that reduced processing failures and improved transaction traceability.

Developed and maintained internal VB applications integrated with SQL databases, creating optimized queries, procedures, and automations that accelerated data extraction and processing for analysis.

Delivered management reports and dashboards for directors and managers, translated business requirements into technical solutions, coordinated version upgrades and testing, and implemented improvements that increased data reliability and decision-making agility.

Provided complete technical support and hardware maintenance, ranging from network configuration and monitoring to troubleshooting and failure correction.

Optimized infrastructure availability and performance, implemented preventive maintenance routines, coordinated equipment upgrades, and documented procedures to reduce downtime and speed up incident resolution.