Paulo E.

Web Designer

Full Stack Developer
11/1/2020 - Present

Developed and maintained comprehensive corporate systems focused on billing and payment methods. Acquired and demonstrated expertise in PHP, ensuring efficient coding practices. Utilized frameworks such as Symfony and Laravel for robust and scalable system architecture. Implemented and managed databases utilizing PostgreSQL and MySQL to handle large volumes of transactional data securely and efficiently. Employed tools like Docker for containerization and deployment, facilitating smooth development and staging operations. Integrated third-party APIs for various payment gateways, enhancing system functionality. Used version control systems, specifically Git, for collaborative code maintenance and streamlined workflow processes. Strengthened problem-solving skills by debugging and optimizing existing codebases, ensuring system reliability and performance.

Full Stack Developer
3/1/2020 - 12/1/2020

Gained significant expertise in developing and implementing an advanced application with a VueJS frontend paired with a JavaScript/NodeJS backend. Developed robust capabilities in creating dynamic, responsive user interfaces leveraging VueJS, coupled with solid backend development skills using NodeJS for server-side logic, API integration, and data handling. Integrated modern JavaScript practices and frameworks to ensure seamless front-to-back communication and efficient execution of client requirements. Additionally, utilized critical debugging and problem-solving skills to maintain high code quality and application performance throughout the development lifecycle.

Senior Systems Analyst
7/2/2014 - 6/2/2017

Gained extensive experience in the survey, definition, implementation, deployment, and maintenance of websites and corporate web and client/server systems. Developed proficiency in various web technologies and frameworks while ensuring robust server-side and client-side functionality. Managed end-to-end project lifecycles, from initial requirement gathering and system design to final deployment and ongoing maintenance. Utilized modern tools and best practices for efficient project execution and lifecycle management, leveraging both traditional and innovative methodologies to deliver high-quality web solutions tailored to client needs.

Senior Programmer
4/2/2012 - 7/2/2015

Oversaw the development and maintenance of the Integrated Financial Administration System (SIAF) for the state of Rio Grande do Norte. Acquired extensive technical expertise in Visual Basic 6 and VB.net, enabling the enhancement of system functionalities. Utilized ASP and JavaScript for dynamic web page development, ensuring seamless user interactions and robust performance. Employed HTML for structuring content and enriching user interfaces. Leveraged SQL Server 2008 for efficient database management and data handling. Utilized Visual Studio 2010 as the primary development environment to streamline coding processes, debugging, and project management tasks.

Systems Analyst
9/2/2011 - 6/2/2012

Responsible for the development and maintenance of billing system routines within a mobile telephony context, operating in a mainframe environment. Gained proficiency in JCL, Cobol, Natural, and ADABAS through extensive hands-on experience with system optimization and troubleshooting. Showcased technical expertise and problem-solving abilities in enhancing the reliability and efficiency of billing processes.

Systems Analyst
4/2/2010 - 3/2/2011

Gained extensive experience in the maintenance and enhancement of systems developed in MS-VB 6 and Delphi. Demonstrated technical expertise in managing and optimizing databases using SQL-Server. Ensured robust version control for the production area, maintaining code integrity and facilitating efficient team collaboration.

Systems Analyst and Web Developer
3/2/2008 - Present

Managed web development projects and corporate web and client/server systems across multiple locations including Brasília-DF, Natal-RN, São Paulo-SP, Goiás-GO, and Juazeiro-BA. Developed advanced technical proficiency in these roles, using various tools and frameworks to streamline project workflows and optimize system functionality. Demonstrated expertise in web development and system management, ensuring the successful delivery of high-quality, complex projects.

Systems Analyst
1/1/2002 - 1/2/2010

Designed and implemented a robust application aimed at verifying learning outcomes at the conclusion of Basic and Advanced Java courses. Demonstrating deep expertise in Java, crafted comprehensive functionalities that adhere to educational requirements. Utilized Spring Boot for backend development to ensure scalability and maintainability. Integrated Hibernate for seamless ORM and database interactions, ensuring optimal data retrieval and storage.

Implemented RESTful APIs to facilitate smooth communication between client and server-side components. Utilized MySQL as the primary database management system, leveraging its reliability and performance for handling course-related data. Ensured the application's frontend was responsive and user-friendly by employing Angular, providing students with an intuitive interface for their assessments.

Applied rigorous testing methodologies using JUnit and Mockito to guarantee code reliability and robustness. Utilized Docker to containerize the application, ensuring consistency across different development and production environments. Deployed the application on AWS, leveraging cloud infrastructure for efficient scaling and resource management. Maintained project code and collaborated with team members through Git, ensuring streamlined version control and collaborative development efforts.

Skills and tools employed include Java, Spring Boot, Hibernate, RESTful APIs, MySQL, Angular, JUnit, Mockito, Docker, AWS, and Git.

Systems Analyst
3/2/1997 - 12/2/2003

Designed and implemented robust applications tailored for the banking services sector, focusing on improving transactional efficiency and customer experience. Utilized advanced programming languages and frameworks, including Java, Spring Boot, and Hibernate, to build scalable and secure banking applications. Leveraged relational database management systems such as Oracle and MySQL for efficient data handling and query optimization. Enhanced application performance and reliability using continuous integration and deployment (CI/CD) pipelines with Jenkins and Docker. Employed RESTful API development for seamless integration with third-party services and ensured data protection through stringent security protocols and encryption techniques. Maintained code quality and facilitated collaborative development using version control systems, namely Git and Bitbucket. Developed comprehensive unit and integration tests with JUnit and Mockito to ensure rigorous software validation and minimized deployment errors. Conducted performance tuning and troubleshooting, providing critical support and timely resolution to application issues. Played a key role in agile development environments, contributing to sprint planning, code reviews, and technical documentation to promote team collaboration and project visibility.

Information at Information Technology Technologist, Information Technology
2012 - 2015

Web Development at UNOPAR
2010 - 2013

Sociology at UniCEUB - DF
1981 - 1987