Involved in the maintenance and support of a corporate environment comprising over 240 applications developed using the PHP programming language. The majority of these applications are focused on generating management reports, providing essential information to support strategic decision-making within the institution.

Responsible for developing a web-based system for the analysis and consolidation of financial and operational data, including information on sales, billing, profit margins, inventory control, and distribution center management. The system is designed to provide structured and reliable data to the executive board, supporting the organization's decision-making process.

Performed data analysis across multiple databases, with a focus on identifying inconsistencies and ensuring the integrity and reliability of the information. Also responsible for the administration and maintenance of database servers, including the execution and monitoring of automated data processing and update tasks, scheduled to ensure accurate database population and efficient data loading.

Experience in maintaining operational routines in Linux environments, including task automation, permission management, and script execution to optimize internal processes.

Participated in the migration of databases and data flows to cloud environments, with an emphasis on the use of the Google Cloud platform, ensuring greater scalability, security, and availability of services and applications.

Technologies Used:

Software development using PHP, with emphasis on Laravel and Slim frameworks.
Administration of relational databases, including MySQL, Oracle, and SQL Server.
Process automation and management using Shell Scripts.
Implementation and management of cloud services using Google Cloud.

Responsible for maintaining and implementing new features on the company’s institutional website, ensuring continuous platform improvement and enhanced user experience.

Developed an internal web system for merchandise sales control, designed for a retail-focused subsidiary. The system was aimed at optimizing commercial management, increasing operational efficiency, and improving oversight of commercial transactions.

Integrated internal systems with various marketplace platforms, expanding the company’s digital presence and boosting retail product sales. This process included the creation of mechanisms for inventory synchronization, order processing, and automated sales management.

Developed and configured cloud environments using the Amazon Web Services (AWS) platform, focusing on the creation and deployment of microservices capable of processing large volumes of data in a scalable and efficient manner.

Developed applications for tablets and mobile devices, featuring tools for recommending new products, displaying digital catalogs, and integrating with the Sankhya ERP system, ensuring effective communication between the application and the company’s enterprise management systems.

Technologies Used:

Web application development using PHP and the Laravel framework.
Implementation of microservices using Python.
Database administration and development with MySQL and Oracle.
Mobile application development using JavaScript and the React Native framework.
Cloud infrastructure setup and management with AWS.

Sole IT developer responsible for the operation and maintenance of internally developed software used exclusively by the company. Performed web system development and maintenance, including requirements analysis and implementation of new features based on business needs.

Provided technical support by interacting directly with users to resolve issues and respond to inquiries efficiently. Implemented integrations between internal systems and non-relational databases for querying and processing legal process data, streamlining operations and improving information accessibility.

Technologies Used:

Development in PHP using a proprietary framework.
MySQL and NoSQL databases.
Frontend development with JavaScript and jQuery.

Responsible for the development of web systems, with a focus on creating efficient solutions aligned with company needs. Performed maintenance on previously developed systems, emphasizing continuous performance improvement and process optimization.

Led data migration processes between Oracle and Microsoft SQL Server database management systems (DBMS), ensuring data integrity and security throughout the transition.

Developed hybrid mobile applications for Android and iOS using the Ionic framework, providing a consistent user experience across different platforms.

Assisted new developers on the team, ensuring alignment with development standards and company coding practices.

Collaborated in team-based projects following the Agile SCRUM methodology, contributing to the continuous delivery of high-quality solutions.

Technologies Used:

PHP (Laravel and a proprietary framework)
AngularJS (used in Ionic version 1)
Angular 5 (used in later versions of Ionic)
Git (for version control)

Worked in a global, multicultural software development team, using English as the primary language for communication among professionals of various nationalities. Focused on data integration between the user interface and the back-end layer. Implemented features based on official software requirements documentation. Responsible for developing screens, layouts, and test cases for applications built in PHP.

Technologies Used:

HTML
CSS
JavaScript
AngularJS
PHP (Selenium Framework)
Git

Assigned to a public financial institution (Caixa Econômica Federal), with responsibility for developing a ranking system to analyze productivity and sales performance of telemarketing operators. The system encompassed products such as savings bonds, credit cards, and other financial services. Activities included database structure analysis and integration with the business area to gather and understand the business rules to be implemented in the system.

Technologies Used:

PHP
Microsoft SQL Server
CSS/Bootstrap
HTML5
JavaScript

Worked as a remote web developer, participating in the development of an administrative system for managing the internal processes of a printing company, in a six-month project. The system was developed entirely using HTML, plain JavaScript, and PHP. Upon completion of the project, was assigned to the development of an e-commerce platform using the company's proprietary framework.