Working on various Petrobras projects since 2021. Technical Leadership and Architecture: Strategic role in the migration of critical COOPERA 2.0 and PIPESPEC systems to multi-cloud architecture (AWS and Azure), ensuring scalability and high performance. Modernization of Complex Systems: Management of the technological evolution of the COOPERA 2.0 ecosystem (40k+ lines of code), leading the migration from .NET Core 5.0 to .NET 8.0 in an AWS environment. Quality Assurance (Quality Gate): Responsible for increasing automated test coverage from 63% to 83.8% (Quality Gate reached in Oct/2025), using SonarQube and Checkmarx to ensure high security and resilience code. Automation and CI/CD: Implementation of security flows and continuous integration via GitHub Actions, optimizing the delivery cycle and vulnerability resolution. Engineering Mentorship: Acting as a focal point for solving complex problems and crisis situations with technical support to professionals, ensuring alignment with the best architecture practices and project standards.

Senior developer in the Petrobras TIC Home Office team, contributing to essential systems such as COOPERA 2.0 and PIPESPEC during migration to AWS. Applying +25 years of programming experience to deliver innovative solutions. Main Achievements: - Optimized processing module that reduced Excel-to-DataTable conversion time from 1h16min to 34.3s in 8,127-line files (99.25% faster) - Expanded automated test coverage, reducing regressions in critical systems - Fixed security vulnerabilities and modernized obsolete components - Contributed to the COOPERA 2.0 architecture using .NET Core 8.0, SQL Server, Databricks, and Azure Data Factory on AWS - Developed RESTful APIs in .NET Core connecting Angular frontend with backend services - Optimized development cycle with Agile Scrum, JIRA, and Jenkins CI/CD Technical Environment: C#, .NET Core 8.0, SQL Server, Oracle, PL-SQL, Angular, AWS, Azure Data Factory, Databricks, JIRA, Jenkins, SonarQube, Checkmarx. Responsibilities: - I solve complex problems in legacy systems with innovative approaches - I apply ISO 9001 practices to ensure code quality - I share knowledge with colleagues, being a technical reference in complex challenges

Acting through TIC Home Office at Petrobras. Methodology: Agile scrum. Tool use: JIRA, Jenkins CI / CD. Acting in several systems with the following technologies: Database: Oracle. Language: C#, PL-SQL. Use of Nhibernate, JavaScript, jQuery, Ajax, HTML, CSS, Web Services, Web Forms, MVC, Windows Form. Course: ISO 9001. Acting in the systems: SCPROD, GM, APLAT and GOFP.

- Preparation of project schedules. - Meeting the requirements gathering systems. - Support for encoding data import function for Excel in C # system. - Elaboration of use case.

" Working on projects: 1 - SQL Code Generator 2 - Development of software architecture for creating layered with the maximum possible automation in the implementation process 3 - Use of rules and procedures in SQL Server database. 4 - Creating Web Service for generic CRUD any Web design, mobile or desktop. 5 - Creation of generic components for use in projects with web site. Using: Programming in C #, VB.NET and Transact-SQL, reflection, AJAX, Inheritance, Interfaces, like patterns: Factory and other.

Descricao Coordination of the development team, defining solution architecture, analysis, design patterns, programming, testing, approval, documentation systems. Technologies used: -Visual Studio 2008/2010 (Use of Webservice, Programming for Windows mobile, Windows Forms for desktop upgrade multithreaded UI, multi-threaded console application to database - with Visual Basic.net). - Construction of service with the use of windows for multhtread generation of mobile banking. - SQL Server 2005/2008. - SQL Mobile 3.5.

Analysis, programming, testing, approval, documentation of systems under the responsibility of the team Downstream:   - SPA (System Supply Point), national level. It can be seen at: http://www.anp.gov.br/spa/   - Sic Scholarship - Control System Bags academic intranet with ASP 3.0   - SIMP (Product Handling System) technology, VB6.

- Analysis of ancient legacies aimed at implementing the ERP system Microsiga, acting in modules: Fixed Assets, Sales, Inventory. - Data migration systems in DOS and Windows SQL Server databases, DBF, Paradox. - Maintenance of billing systems. (VB 6 - SQL Server - 3-tier model). - Maintenance fee collection systems. (VB 6 - SQL Server - 3-tier model). - Maintaining control of the franchise system, using a POS. (DELPHI 3.0 - MSDE). - Maintenance of accounting system / report exchange rate. (Clipper - DBF to ADS). - Creating systems installers for Visual Basic 6.0 - Checks and analysis of inconsistencies in the model of the billing database, where it was proven the need for improvements. - Maintenance Systems in ASP.NET 2.0. - Maintenance Systems in ASP.NET 3.5. - Migration to Web Services WCF technology.

Performance throughout the life cycle of projects. - Participation in various systems with survey processes, reverse engineering, documentation, optimization routines, training. - Organization of work environment by creating databases for each life cycle in the development of new modules to the systems. - Coordination of work between the areas of IT, for delivery of projects. - We adopt the methodology IQMS (Integrated Quality Management System). To cite some of the systems: * Import. (Registers, controls all tramite import operations of the company and its associated costs) * Analysis of Stock (Records and helps to make predictions about the obsolescence of inventory based on estimates of sales and current inventory position.) * Invoice (Records and issuing documents needed for export of product from the company) * SisCost (Aids in calculus and records information on planning costs of items used in the factory). * Omega (Performs monitoring of production using criteria to validate that a product is being manufactured at baseline).

"Performance throughout the life cycle of projects. - Participation in various systems with survey processes, reverse engineering, documentation, optimization routines, training. - Organization of work environment by creating databases for each life cycle in the development of new modules to the systems, development environments were created, approval and production completely different and with access limited to each team.   - Coordination of work between the areas of IT, for delivery of projects. - Following the company's policies we adopted methodology IQMS (Integrated Quality Management System). - To quote some of the systems: * Import. (Registers, controls all tramite import operations of the company and its associated costs) * Analysis of Stock (Records and helps to make predictions about the obsolescence of inventory based on estimates of sales and current inventory position.) * Invoice (Records and issuing documents needed for export of product from the company) * SisCost (Helps to calculate and record the information on the planning costs of items used in the factory). * Omega (Performs monitoring of production using criteria to validate that a product is being manufactured at baseline).

- Analysis and Refactoring for migrating systems ASP 3.0 to ASP.NET 2.0. - Acting on maintenance and new system deployments within the enterprise. - Acting on improvements and performance gains in existing applications to external customers. Systems covered: - Issue of Security cards for tourism. - HTML reports aiming to reduce tooling costs. - Technologies used: InterDev 6.0, Visual Studio 2003, Visual Basic 6.0, SQL Server 2000 (T-SQL) - Testing general approval from the test team.

"- Analysis and programming in multimedia projects in education, implementation, and suggestions for improvement in the project.   Hybrid project in terms of methodology of analysis and implementation with a strong focus on Object Orientation, using classes to parents, for various forms of presentation and assembly of certain situations in order to learn language. - Testing general approval from the test team. - Strong performance in the module pronunciations in English, where the student is assessed on reading comprehension and pronunciation of phrases in different situations, mounted by another module of the system that also draws from predefined situations.

- Preparation of the working environment. (installation of OCX, VB6 Service Pack 5). Creation of two management reports using: (VB6, Oracle 8i ""creation of views"", SQL Navigator, Crystal Report 8.0). - Preparation of development environment with Web Site (PWS using, registering components, ADO 2.6, ASP mail. - Maintain the internal and external site, implementation of the model of expertise. - Testing general, approval of the implementations. Maintenance site in ASP. Tools: (Interdev, JavaScript, vbscript, Html / Dhtml, Oracle 8i).

- Lifting costs (design automation for calculating the apportionment of fees). - Routine security, deployment, policy use of IT resources. (antivirus, firewall), guidelines on use of email and the risk of virus contamination. - Network Administration, e-mail. (35 microns and a direct link to ISP) - Management of external maintenance companies (printers, monitors and other equipment). - Configuration of workstations. - Answering called internal.

- The need was for process optimization, this was done with refactoring the system. The delivery system of payments of commissions written in VB 3 without using stored procedures, was studied and reworked using VB 6 and SQL 2000, with all heavy processing database made ​​by thirty-two Store Procedures and asynchronous processing VB6. We left 14 hours of processing for only 1 hour and 20 minutes on average.

- Maintenance product IntraDesk, system focused on tracking OS (often used to help desk). Using web technology Windows DNA architecture (Distributed Internet Architecture).: (ASP, VB (DLL / Components), T-SQL (SQL Server), DHTML, HTM, Javascript), did contract 2 months of maintenance for closing package and product delivery.

Clients served:     - Analysis and Refactoring project Ranbaxy pharmaceutical industry, control system sales force. (general maintenance on the system - ERWin, Visual Basic 6, SQL Server 2000, Crystal Report 8)     - Analysis and Programming System for Supergas-Bras, corporate website, intranet. (Site Maintenance Help Desk - ASP 3.0, SQL Server 2000, ERWin).     - Analysis and Programming System for Banco BBM (investment funds, adaptation to the Brazilian Payment System "SPB" - ERWin, Visual Basic 6, SQL Server 2000).

Analysis and programming in the national project for the Ministry of Labour (SIGAE -> System Management Actions Employment) Technology Used: Visual Basic 4 and 6, SQL Server 6.5 and 2000. (OutSourcing). Intensive programming in Transact SQL database - Store Procedures.

Company business automation. Some of the clients (Bobs, Play Center of São Paulo, Hopi Hari, Wet 'n Wild, Parque da Monica.) See website: http://www.snackcontrol.com.br/ • Refactoring and Analysis System for Business Automation Area, Experience: Data Collector For Radio Frequency, Bar Codes, and Other. • Programming Language: Visual Basic 5 and 6 and Database Access, Oracle 7 and 8, Sql Server 7.0 (Via Remote Data Access Object "Rdo," Dao 3.5), HTML Projects: • System Funding Request by Command of Radio Frequency and Bar Code Reader. (14/11/1998 - 01/15/1999). • System Replica Database from Access and Oracle to Play The Center for Access Using RDO (01.20.1999 - 03.20.1999) • Rear Play Systems Center of Sao Paulo and Campinas, Oracle Database (21.02.1999 - 08.16.1999) • Project Bobs Commercial Automation, Via Interconnection Stores Private Lines of 19,200 bps, Replica Database Access, Oracle, using transmission via TCP / IP completely programmed in Visual Basic 6 with excellent performace which reduced the project cost by approximately U.S. $ 25,000.00 (03.11.1999 - 03.01.2000). With that sales were centralized with a small delay of up to 12 minutes with 20 stores.

Internship in Technology Sector to Support O Globo and Writing Management Information and Documentation. (Selection Process with 5000 Subscribers being enjoyed 42 Trainees). Specialization in Oracle database on UNIX.