* Implemented business rules validations aligned with the organizational and legal context of each country, enabling early detection of non-compliant transactions. This reduced operational errors by up to 35% and eased the burden on other system components.* Updated the request validation system, resolving issues that impacted user experience in production environments. This resulted in the complete elimination of all errors related to incorrect information in incoming requests.* Contributed to the migration of the test system to a more restrictive testing environment, enabling the identification of components with unexpected behavior and streamlining the implementation of future flow tests by developers.

* Led the development of a full testing environment for new participants in the company's training program, with the primary aim of establishing a continuous link between theoretical knowledge and practical application to accelerate the learning process.* Participated in the company's training program, where I gained both technical and practical skills essential for developing software solutions focused on cybersecurity and environment protection. The training fostered the acquisition of knowledge in key areas of the cybersecurity industry, such as risk mitigation, vulnerability analysis, and infrastructure/network protection.