Luiz R.

Full-stack Product Engineer

Senior Developer Analyst
10/1/2022 - Present

Focused on the implementation of enhancements in Multicontas card services, demonstrating proficiency in backend development. Utilized and integrated API Gateway systems for efficient data exchange and communication. Commissioned services for open accounts payroll (FOPA), ensuring seamless financial operations. Developed and maintained technical expertise in relevant tools and frameworks to optimize service performance and security.

Developer Analyst
12/1/2021 - 10/1/2022

Developed advanced proficiency in full-stack development while working on the Acquirer Onboarding System and contributed significantly to the Business Portal System, as well as the Customer Retention and Billing System. Gained extensive experience in utilizing key technologies and frameworks to deliver robust solutions. Enhanced skills in backend development with PHP and environments such as Doctrine and Silex. Demonstrated expertise in frontend development, specifically with Ext JS 4.2, NodeJS, and Vue.js. Showcased a strong ability to manage and query databases using PostgreSQL and MongoDB. Ensured efficient and collaborative code maintenance and version control using tools like SVN and Git, contributing to high-quality, maintainable codebases.

Development Analyst
5/1/2021 - 11/1/2021

Gained expertise in the development and maintenance of Partner and Billing systems, employing advanced techniques to ensure system reliability and efficiency. Implemented significant changes in the SAC system, utilizing knowledge to enhance customer support functionalities and improve overall user experience. Developed strong skills in various programming languages, tools, and frameworks necessary for backend and frontend development. Demonstrated proficiency in database management and schema design to optimize system performance. Ensured code quality and collaborative maintenance through version control systems.

Senior Developer Analyst
2/2/2021 - Present

Developed and maintained both front-end and back-end systems, utilizing advanced knowledge in continuous integration and deployment practices. Managed build and deployment processes through Git merges in Jenkins and Openshift, ensuring efficient and reliable software delivery.

Senior Developer Analyst
9/2/2020 - Present

Engineered a comprehensive procedural execution system for both back-end and front-end to facilitate home office operations at the Regional Federal Court (TRF) 1st Region. Cultivated advanced technical expertise in software architecture and system integration. Leveraged a range of tools and frameworks, including JavaScript, HTML5, CSS3 for front-end development and Java, Spring Boot for back-end development. Implemented database solutions using PostgreSQL and MongoDB to ensure efficient data management and retrieval. Employed version control systems such as Git for collaborative code maintenance. Applied principles of agile methodology to streamline development processes and deliver iterative progress. Ensured the deployment of secure, scalable, and robust systems while maintaining compliance with judicial protocols and standards.

Software Developer IV
3/2/2020 - 8/2/2020

Developed proficiency in JavaScript, React, and Redux for the vehicle auction and fines system, both front-end and back-end. Proficiency in J2EE was utilized to handle legacy system integration. Leveraged microservices architecture with Spring Boot and Docker containers to ensure scalable and efficient application structure. Extensively used RESTful APIs to facilitate seamless communication between services. Demonstrated skills in PostgreSQL and MongoDB for robust data management. Employed Jenkins for continuous integration and delivery, ensuring reliable deployments. Maintained collaborative code using Git and implemented unit and integration tests with JUnit and Mockito to ensure code quality. Additionally, expertise in RabbitMQ was established for efficient message brokering and real-time data processing.

Junior Java Developer II
1/2/2020 - 3/2/2020

Contributed to the development and maintenance of a public debt system, demonstrating expertise in C#, .NET Framework, and SQL Server. Utilized Angular for front-end development, creating seamless and user-friendly interfaces. Employed Entity Framework and Dapper for efficient data access and manipulation. Enhanced the system's reliability and performance through the implementation of advanced algorithms and optimization techniques. Collaborated with cross-functional teams using Agile methodologies, ensuring timely delivery and continuous improvement of the system. Implemented rigorous testing and debugging practices using NUnit and Moq to ensure the system operates with high accuracy and stability.

Senior Development Analyst
2/2/2018 - 8/2/2019

Provided mentoring and guidance to developers throughout the development process, sharing insights and best practices to enhance team performance. Conducted thorough code reviews to ensure adherence to coding standards and the implementation of best practices. Focused on both corrective and evolutionary maintenance of ERP systems, addressing issues and implementing new features to improve functionality and user experience. Led the migration of legacy systems to Java 8, ensuring a smooth transition and optimizing system performance.

Systems Analyst
8/2/2014 - 1/1/2018

Executed corrective and evolutionary maintenance in banking systems specifically geared towards risk management and collections. Facilitated seamless integration between credit proposal systems and pending analysis processes, enhancing workflow efficiencies. Managed the processing of negative reporting to credit bureaus like Serasa for corporate overdraft limits, ensuring compliance and accuracy. Streamlined the integration of the check compensation system (COMPE) with the stop payment system via file import, optimizing transactional accuracy and operational speed. Developed technical proficiency in financial software systems and ensured robust data management practices.

Systems Analyst
7/2/2009 - 7/2/2014

Developed back-end modules for integration with the Electronic Invoice Dispatch System (NF-e), showcasing expertise in seamless system integration. Provided development, support, and evolutionary maintenance for ERP system modules on desktop platforms using Java Swing, ensuring efficient and user-friendly applications. Conducted requirements gathering and production for developing integration modules with mobile recharge systems (RV Systems), demonstrating strong analytical and project management skills. Developed HTTPS-based integration with a mobile recharge system using XML, highlighting proficiency in secure communication protocols and data interchange formats.

Higher Degree in Systems Analysis and Development at Cruzeiro do Sul University
2021 - 2023

OCWCD 5 - Certified Professional Java EE 5 Web Component Developer at Oracle Corporation
2/2/2013

OCJP 6 - Oracle Certified Professional Java SE 6 Programmer at Oracle Corporation
10/2/2010