Roger – PHP, React, Laravel

It's a big e-commerce Brazilian company that specializes in clothing.

• Delivered features that significantly improved performance for the Black Friday season;
• Enhanced the e-commerce search feature with ElasticSearch implementation;
• Incorporated payment gateways and additional services for product shipping;
• Introduced multiple UI improvements, leading to positive feedback from clients.

It's an insurance broker specializing in international container shipping from Itajaí harbor in southern Brazil. The project encompassed comprehensive insurance, handling tax complexities, currency conversions, transportation, and logistics from shipping to final delivery at the destination.

• Played a central role in the project, engaging in direct communication with the client to comprehend their needs, followed by task creation, coding, and continued iterations until the final delivery into production;
• Developed numerous new features, enabling customers to track all of their shipments effectively;
• Authored unit tests for the project due to its intricate tax calculations, ensuring accurate software calculations to avoid potential financial losses for the company.

It's a global agribusiness and food company that connects farmers to consumers, delivering essential food and fuel worldwide. The project aimed to manage work accidents in agricultural facilities, encompassing accident registration, victim details, injuries, responsible parties, worker compensations, and related information.

• Focused primarily on developing CRUD operations and creating user interfaces for end users;
• Assisted in optimizing numerous slow queries that were affecting the software's performance;
• Enhanced code quality significantly, especially since it was legacy code, by conducting code reviews.

It's a CRM made for several sectors, mainly clothing manufacturing. The tool aids in managing and analyzing customer interactions and data across the customer lifecycle to enhance relationships, retention rates, and sales growth.

• Managed and provided ongoing support for a complex legacy CRM system;
• Implemented internal tools and integrated messaging services;
• Maintained Oracle databases with PL/SQL expertise;
• Oversaw the operations of an email marketing system built on Vue.js and Laravel;
• Prepared system documentation and deployed applications for new clients.