Paulilio Castello Branco Email & Phone Number

As a software engineer, I've been working closely with clients across various industries, gaining experience in back-end, front-end, and cloud environments. My role involves both technical development and understanding client needs to provide tailored solutions.• Working extensively with C#, .NET Core, ASP.NET, .NET 6, JavaScript, SQL, NoSQL, Vue and React.• Extensive experience in full stack development, plus cloud configuration management.• Handling analysis, design, coding, and testing across all stages of the software development life cycle.• Collaborated directly with clients to extract key requirements and negotiate timelines.• Developed a .NET solution that reduced development time and costs by 40% using an engine to manage complex financial formulas in Excel spreadsheets, eliminating the need for procedures and functions.• Reversed-engineered and recompiled a legacy application when the source code was lost, saving time and cost.𝗥𝗲𝗰𝗲𝗻𝘁 𝗣𝗿𝗼𝗷𝗲𝗰𝘁𝘀• Migrating the backend of a Financial Simulation System for Agronomy from .NET6 to .NET 8 with Oracle (PL/SQL), using Vue.js for the front end in an Azure environment.• Developing a business accounting system with .NET, a Vue.js interface, and SQL (MySQL) and NoSQL (Cosmos DB) persistence, also in Azure.• Maintaining and adding features to a private social security web system on .NET, with an MS SQL database, a React.js interface, and hosted in AWS.

Brazil

As a Security Engineer, I am actively involved in the CSIRT. I am responsible for enhancing our security operations, monitoring, detecting, and addressing incidents, thereby contributing to a stronger and more proactive security posture for the organization.• Develop automated workflows to integrate MISP with other security tools.• Act as a Security Analyst to mitigate attacks, intrusions, and security incidents.• Perform threat intelligence data collection and random inspections on logs.• Increase overall security posture of clients by incorporating industry best practices and frameworks.𝗥𝗲𝗰𝗲𝗻𝘁 𝗣𝗿𝗼𝗷𝗲𝗰𝘁𝘀• Developed automated workflows in Python to streamline communication between MISP, WAF, Firewall, and SIEM systems, enhancing our ability to quickly identify and respond to threats.• Configuring and customizing the MISP to align with and enhance the incident handling process.• Utilizing Ansible, PowerShell, Bash, and other tools to automate processes within the environment, streamlining operations and increasing efficiency.

Brazil

Developed solutions focused on building and managing commercial and residential projects.• Lead responsible for developing and implementing systems to support the commercial, financial, andadministrative areas of the company.• Helped to increase sales by 32% in 2013 by working on process improvement, development,implementing a new sales’ application (focused on low-income audiences), and training all sales team• Created an executive dashboard that displays client top-level metrics, enabling executives to run their companies more efficiently.• Managed all aspects of development life cycle of web applications.Skills: .NET (C#, ASP NET), Crystal Reports, PHP, PL/SQL (Oracle).

Brazil

Developed Document Management System solutions for the Brazilian Institute of Complementary Pensions.• Technical Lead of a 4-member GED solution team, creating ASP.NET applications with complex SQL procedures (SQL Server), to deliver strategic information with dashboards and reports.• Integrated the GED system and customized the tools Kofax using VB Script

Brazil

Contributed to the migration of the legacy VB6 system to .NET Framework 3.5 for a major cooperative bank.• Improved customer satisfaction by upgrading VB6 interfaces to ASP.NET with AJAX, HTML, and CSS for a modern, user-friendly experience.• Successfully converted legacy VB6 code to C#, reorganizing modules to fit the new .NET architecture.• Developed web applications with customer service systems, control of bank accounts (checking and savings accounts) and daily integration routines.• Performed T-SQL tuning and optimization of queries to increase speed (around 58%) on complex reports.• Managed ActiveX controls and Windows Registry, implemented multithreading solutions, and applied strong problem-solving skills with careful attention to detailSkills: .NET (C#, ASP NET, VB NET), VB6, ActiveX DLL, ActiveX Control(OCX), Browser Scripting (HTML, DHTML, HTML DOM, CSS, XML, XSL, VbScript, JavaScript), SQL Server 2005, Crystal Reports 8.5.