CTF Competitor, applying practical cybersecurity skills to solve a variety of challenges, including web security, cryptography, reverse engineering, digital forensics, malware analysis, and OSINT.

Technical support for both internal and external customers in operating systems, networks, and web applications. Management, configuration, and installation of MySQL servers. Incident resolution, call logging, and monitoring of deadlines in implementation requests. Preparation of technical documentation and participation in continuous improvement projects.

Assistance in developing RESTful APIs using the C# language within the Microsoft Azure environment. Implementation of telemetry in applications to improve usability and anticipate errors. Development of applications for issuing electronic tax documents, such as NF-e (Electronic Invoice), MDF-e (Freight Conveyance Note), and NFS-e (Service Invoice), compliant with the standards established by Abrasf (Brazilian Association of Capital Finance Departments) to meet tax obligations. Generation of SPED Fiscal (ICMS/IPI) and contribution (PIS/COFINS) tax files according to the pre-established layouts by state tax authorities.