Jose A.

Back-end and Systems Engineer

Systems Programmer Analyst
3/2/2020 - 2/1/2021

Acquired expertise in improving and maintaining the UAU ERP and its API, utilizing VB6, VB.NET, and C# with MVVM architecture. Developed significant proficiency with DevExpress and Ionic frameworks, ensuring high-quality user interface and experience. Conducted extensive work with SQL Server for database management and optimization.

Programmer
11/2/2019 - 1/1/2020

Developed new features for the WEB module of a company's Management System, employing ASP.NET with MVC for robust and scalable application architecture. Demonstrated technical expertise in C#, utilizing Bootstrap for responsive design, and JavaScript for client-side scripting. Proficiently managed and manipulated data within the Firebird database to ensure efficient data storage and retrieval.

Back End Developer
10/1/2021 - Present

Developed proficiency in enhancing and maintaining systems built with ASP.NET Framework and ASP.NET Core, utilizing both C# and VB.NET. Demonstrated technical expertise in MVC and WebForms architectures, and optimized database interactions through SQL Server and MYSQL. Leveraged Angular and Java (JSP) to create dynamic and responsive user interfaces. Utilized Azure DevOps for streamlined project management and continuous integration/continuous deployment (CI/CD) processes. Ensured seamless version control and collaborative development through Git, while adhering to Scrum methodology to facilitate agile project management and team collaboration.

Senior .NET Programmer Analyst
2/1/2021 - 10/1/2021

Gained extensive experience in developing enhancements and maintaining an integration tool utilizing SAP B1. Demonstrated advanced technical proficiency in C# .NET and SQL Server.

Programmer
10/2/2016 - 11/2/2019

Developed proficiency in full-stack development, focusing on analysis, requirements gathering, and customization of a web system developed in ASP.NET. Demonstrated expertise in programming languages such as ASPX, VB.NET, and C#. Utilized frameworks including Bootstrap and EXT.NET to enhance user interfaces and improve responsiveness. Leveraged SQL Server for database management to ensure data integrity and efficient query performance.

Programmer Analyst
4/2/2014 - 9/2/2015

Developed proficiency in analysis and requirements gathering with a focus on ERP development across various modules, including CRM, WEB, Payroll, Feasibility, Sales, Tax, and Financial. Cultivated expertise in programming languages such as VB.NET, ASPX, and VB6, while leveraging the DevExpress framework to enhance application performance and user experience. Demonstrated advanced skills in managing and querying databases using SQL Server.

IT Analyst
5/2/2013 - 3/2/2014

Provided extensive support for the company's website, WEB system, and network infrastructure. Developed expertise in HTML, CSS, and JavaScript for front-end website maintenance. Gained proficient knowledge of PHP and MySQL for backend support. Utilized Apache and Nginx for webserver management, ensuring optimal website performance and reliability. Implemented network troubleshooting and configuration techniques using Cisco routers and switches. Employed network monitoring tools like Nagios and Wireshark to identify and resolve connectivity issues promptly. Ensured secure and efficient data transfer through secure FTP (SFTP) and SSH protocols. Enhanced website security by integrating SSL/TLS encryption and conducting regular security audits. Maintained collaborative version control using Git for efficient code management and revision tracking.

Information Technology at Unified Teaching Center of Teresina - CEUT
2007 - 2012

Information Technology at State University of Piauí
2006 - 2007