Leandro Costa Email & Phone Number

State Of São Paulo, Brazil

São José Dos Campos, São Paulo, Brazil

As a Senior Back-End Software Developer in the Fraud Prevention team, I specialize in creating robust and scalable solutions that enhance both security and efficiency. Currently, my squad and I are developing a cutting-edge biometric processing middleware built with.NET 8, MongoDB, and AWS cloud services. This essential solution empowers our company to.

Porto Alegre, Rio Grande Do Sul, Brazil

As a Consultant at Vortigo, I worked for 9 months on a critical project for our client, DM, focusing on the development of a biometric processing middleware. My role involved creating scalable and reliable back-end solutions using.NET 8, MongoDB, and AWS cloud services. Throughout this period, I was responsible for implementing key features such as fault.

Ribeirão Preto, São Paulo, Brazil

As a squad leader I am responsible for leading a development squad, participating in technical discussions with the other squad leaders, estimating effort for new projects, writing rollout documentation, understanding, creating and managing tasks in Jira, planning sprints and presenting results to clients.

Ribeirão Preto, São Paulo, Brazil

• As a developer I take part in the development cycle of transport-focused applications both internal and third-party integrations, from planning to deployment using the following technologies:
• Front-end: Single Page Application with Angular and Angular Material;
• Back-end: REST APIs in Docker, Web APIs in IIS and Windows Forms Application in Citrix with ASP.NET,.NET Core and C# with unit tests using xUnit and Moq;
• Database: DDL and DML with Oracle and PostgreSQL;
• NoSQL: MongoDB for application logging;
• Architecture: Microservices with RabbitMQ;

Campinas, São Paulo, Brazil

• Maintaining a credit card and payment processing system using PL/SQL and Oracle Database.
• Parameterization of the system working in an international team.
• Scrum methodology using Jira.

Campinas Area, Brazil

• Full stack project development in fleet management system andmanagement system using C# and Entity Framework on the backend and Blazor with jQuery, CSS and JavaScript on the frontend.
• Legacy system support using Visual Basic.
• DDL and DML in MS SQL Server.
• Code reviews on Github.
• Git and Asana for code and project management.

Campinas Area, Brazil

• Maintenance using Java, Spring Security, JSP, JavaScript, jQuery and CSS in a major Loyalty Program application built in SAP Commerce Platform (Hybris).
• Analysis and development of an internal knowledge sharing and communication application using Node.js, React and MySql.
• Analysis of technical specification requirements for commercial proposals.

Campinas Area, Brazil

• Front-end development consuming Rest APIs using HTML, JavaScript, jQuery and Bootstrap.
• Data troubleshooting in Firebird Sql database.
• Point of sales application maintenance with Delphi 7 and Firebird Sql.
• Usability, interface and functionality tests.
• Technical support II.

Campinas Area, Brazil

• Usability and functionality tests in Point of sales application and hardware.
• Homologation of Electronic funds transfer integration.
• Help desk support.
• User support.

Bachelor'S Degree, Computer Science

Activities and Societies: Interface development using Java Swing to integrate with the Final Paper project for a group of students of the.

Language Course, English

Technical, Information Technology

I graduated in the first class of the Information Technology technical course at SENAI Zerbini School.