• Managed IT cost management, optimized cloud resources, and software license usage, resulting in a 50% reduction in annual IT expenses. • Developed strategies to enhance software quality, serving as a technology advisor and hands-on software architect utilizing tools like Node, Angular, Java, SpringBoot, AWS, Kubernetes, Docker. • Defined deliverables and managed the product backlog to ensure alignment with business goals.

• Consulted with a leading global bank to enhance fixed-income and derivatives IT systems handling Bloomberg and partner market data. • Implemented new features, improved code quality, and suggested optimizations for system enhancements. • Led deployment of updates and presented regular showcases to stakeholders. • Developed distributed systems using Spring Boot and Java, integrating with message queues and various external systems. Ensured data consistency and accuracy by validating outcomes and cross-verifying files, guaranteeing that all systems remained in sync

• Led auto team in enhancing identity verification, document security, and privacy products at unico IDtech in Brazil. • Guided development process, performed code reviews, and supported product improvement using Java and Spring Boot framework. • Collaborated with cross-functional teams to drive innovation and achieve company goals.

• Led the development of a new shopping bag application for a retail e-commerce client, showcasing strong leadership and technical skills with React.js, Node, AWS, and Azure. • Created a system to manage marketing campaigns for a US food company, utilizing Angular, Python, and Google Cloud Platform. • Contributed to developing a middleware application for a global energy company, delivering a seamless customer experience.

• Identified performance bottlenecks in cloud environments (AWS/Azure) and proposed new solutions. • Developed microservices and ELK systems using Spring Cloud and Netflix OSS. • Ensured underperforming applications met client needs by optimizing system performance.

• Led a team in developing financial products using Java EE Platform for the financial industry. • Designed IT solutions and architectures, providing technical support for User Stories refining. • Collaborated with IBM and RedHat technologies to ensure high-quality software solutions.

• Developed REST API and Back End using Spring Boot / Spring Cloud, Redis, and Zookeeper. • Implemented Web Development with Angular JS for user-friendly interfaces. • Built Integration systems based on Web Services, Batch Files, and Queues for seamless data flow.

* Java Developer and Consultant for PRODESP. * Developing Audit systems with Java 7/8 , Hibernate/JPA, EJB, Struts and JSF; * Responsible for Continuous Integration and Delivery Environments; * Support to Operation team to deploy and monitoring DEV/QA/PROD Environments.

• Customized IBM Portals for Cielo, enhancing system architecture to mirror the old portal experience. • Collaborated with cross-functional teams to optimize system performance and user experience. • Implemented innovative solutions to streamline processes and improve overall system efficiency.

* Created the architectural model for the products and define the overall technical structure. * Support to the development team to achieve the best development practices. * Technical lead and training in Java EE and Spring Framework.

* Build and design systems for PagSeguro and UOL to achieve the business needs as security, maintainability,usability and scalability; * Requirements improvement and development. * System Architecture and Software evangelist; * Maintain and support legacy systems; * API design and modeling using Jersey and Spring MVC; * Messaging system developer using JMS and RabbitMQ. * Team technical lead and training.