Trabalhei na construção de uma plataforma financeira, disponibilizando APIs e Workers em node e golang, com o intuito de provisionar serviços que acrescentam valor a tribo financeira da OLX e ZapImoveis, entregar dados de notificações de pagamentos para outras tribos e squads, além de outros serviços como alertas e dashboards no openSearch/ElasticSearch.

Worked fixing vulnerabilities in many web applications (C# and VB .Net Framework 4+). E.g.:— Content-Security-Police Headers— Server Type Disclosure— Content Type charset Check— JavaScript Memory Leaks— Same Site Attribute— Subresource Integrity Flaws— Reflected Cross-site scripting (XSS)— Cross-Site Request Forgery (CSRF)— Information Leakage .NET Stack Trace— Unvalidated URL Redirect— HttpOnly attribute— HTTP Authentication Check— Secure… Show more Worked fixing vulnerabilities in many web applications (C# and VB .Net Framework 4+). E.g.:— Content-Security-Police Headers— Server Type Disclosure— Content Type charset Check— JavaScript Memory Leaks— Same Site Attribute— Subresource Integrity Flaws— Reflected Cross-site scripting (XSS)— Cross-Site Request Forgery (CSRF)— Information Leakage .NET Stack Trace— Unvalidated URL Redirect— HttpOnly attribute— HTTP Authentication Check— Secure attribute— ASP.NET MisconfigurationFixed issues in a web application (C#) that are going to production environment.E.g.— Refactoring persistence layer— Fixed logical issues from core features— HTTP Response Headers Issues— Added useful logs (NLog)Mainly working with C#, VB, JavaScript, HTML5, CSS3, PL/SQL, AngularJS. Show less

Worked in a project about fraud prevention that already was started on, and sometime later I was allocated on another project, about the Brazilian law of data protection. Both for a Bank.1. Fraud prevention project:— Use-cases implementation.— Building services that read data with native SQL queries and write data with commands. — Did some architecture-related tasks that involves to reimplement the repositories and the unit of work to freeing up the unmanaged resources.—… Show more Worked in a project about fraud prevention that already was started on, and sometime later I was allocated on another project, about the Brazilian law of data protection. Both for a Bank.1. Fraud prevention project:— Use-cases implementation.— Building services that read data with native SQL queries and write data with commands. — Did some architecture-related tasks that involves to reimplement the repositories and the unit of work to freeing up the unmanaged resources.— Refactored the codebase to apply some "clean code" principles.— Implanted that system in production and fixed all bugs that were only happened in that environment (mainly related with HTTP Headers).2. Brazilian law of data protection focused project:— Technical help about the microservice-based architecture.— Used the IBM MQ solution to queue management.— Debugged and corrected errors that were preventing the queue from work normally in production.— Added useful logs (NLog). — Code reviewing, to guarantee that the team was in the same code quality level.— Middlewares implementation to treat data before enter or after left the queueI was working with C# (.Net Core 3.1, Standard Library), ReactJS, TypeScript, CSS3, HTML5, SQL Server, sometimes DB2. Show less

I was working with Groovy and Grails applications, using JavaScript, AngularJS, HTML5, CSS3, MS SQL Server and actively building knowledge about enterprise applications focused on payment methods and relational databases.

Responsible for:— Maintaining SQL data miners, that were daily consolidating information from many databases.— Maintaining Windows Services that send consolidations from miners to an external endpoint.— Analyze data to find out bugs or data ignored by the miners and fix it before the daily deadline.— Building an interface to non—technical people to do the same job that I was doing, but without knowledge about programming.— Building web APIs (REST)I used to work… Show more Responsible for:— Maintaining SQL data miners, that were daily consolidating information from many databases.— Maintaining Windows Services that send consolidations from miners to an external endpoint.— Analyze data to find out bugs or data ignored by the miners and fix it before the daily deadline.— Building an interface to non—technical people to do the same job that I was doing, but without knowledge about programming.— Building web APIs (REST)I used to work with C# (.Net Core 3.1), SQL Server, HTML5, CSS3, JavaScript (jQuery). Show less

That time I was hired to work with a project that I worked sometime before. I was again mainly building web applications with Groovy and Grails.I was doing:— Deep-diving into the company ecosystem and knowing their other products and technologies.— Participating in the requirements gathering and, more than before, contributing with my thoughts/knowledge.— Technically helping new employees.— Developing new features and solutions.I did work at the full-stack… Show more That time I was hired to work with a project that I worked sometime before. I was again mainly building web applications with Groovy and Grails.I was doing:— Deep-diving into the company ecosystem and knowing their other products and technologies.— Participating in the requirements gathering and, more than before, contributing with my thoughts/knowledge.— Technically helping new employees.— Developing new features and solutions.I did work at the full-stack position, building software focused on payments methods, with the following technologies: Groovy, Grails, HTML5, CSS3 (Bootstrap), jQuery, MS SQL Server, AngularJS. Show less

Responsible for:— Building new features in a VB.NET application.— Building new features in C# (.Net Framework 4+) applications.— Maintaining business logic that was stored mainly in SQL Procedures.— Fix minor issues related with responsive layout and logical bugs in JavaScript.— Learn about production environment and IIS Server.I did work at the full—stack position, building charges focused software, with the following technologies: VB.NET, C#, JavaScript (jQuery)… Show more Responsible for:— Building new features in a VB.NET application.— Building new features in C# (.Net Framework 4+) applications.— Maintaining business logic that was stored mainly in SQL Procedures.— Fix minor issues related with responsive layout and logical bugs in JavaScript.— Learn about production environment and IIS Server.I did work at the full—stack position, building charges focused software, with the following technologies: VB.NET, C#, JavaScript (jQuery), CSS3, HTML5. Show less

After a year of hard—working and trying to learn all that I could about web development, I received a proposal for work on the same project but in another company.That time I worked: — Building an API that facilitates managing address from the "National Address Directory". — Implementing many CRUD. — Actively participating in the requirements gathering. — Building unit and integration tests. — Implementing… Show more After a year of hard—working and trying to learn all that I could about web development, I received a proposal for work on the same project but in another company.That time I worked: — Building an API that facilitates managing address from the "National Address Directory". — Implementing many CRUD. — Actively participating in the requirements gathering. — Building unit and integration tests. — Implementing core—features.I did work at the full—stack position, building software focused on payments methods, with the following technologies: Groovy, Grails, HTML5, CSS3 (Bootstrap), jQuery, MS SQL Server, AngularJS Show less

I worked building and maintaining solutions related to payment methods, always focused on quality and performance and avoiding any impact to the final user.Learned about OOP, MVC, REST, DDD, Unit and integration tests, T-SQL, Groovy, Grails, some design patterns and maturate important concepts to my foundation.I did work at the full-stack position, building software focused on payments methods, with the following technologies: Groovy, Grails, HTML5, CSS3 (Bootstrap), jQuery, MS… Show more I worked building and maintaining solutions related to payment methods, always focused on quality and performance and avoiding any impact to the final user.Learned about OOP, MVC, REST, DDD, Unit and integration tests, T-SQL, Groovy, Grails, some design patterns and maturate important concepts to my foundation.I did work at the full-stack position, building software focused on payments methods, with the following technologies: Groovy, Grails, HTML5, CSS3 (Bootstrap), jQuery, MS SQL Server. Show less